If there is a rank ''above'' alpha (compare the non-greek C, B, A, S ranks) then this will usually be called. sigma (SIG-muh) upper. 5 aren’t distinct enough to be assigned new, more recognizable names, the WHO said Wednesday. 16. The Crossword Solver finds answers to classic crosswords and cryptic crossword. All forms of the Greek alphabet were originally based on the shared inventory of the 22. 希臘字母影響了許多語言的詞彙,例如英语單字“ alphabet ”(字母表),這一詞源自 拉丁语 的“ alphabetum ”,而該詞又源自 希腊语的 “ αλφαβητον ”,這是由希臘字母的前兩個字母 α ( “Alpha” )和 β ( “Beta” )組合而成的。. t. Sigma : Σ σ : S s : Tau : Τ τ : T t : Upsilon : Υ υ : U u : Phi : Φ φ : F f : Phi (alt. Go to “Insert > Symbols” menu and click “Symbols” option. It might legitimately be questioned whether Unicode needed a separate codepoint for the two lowercase sigmas; and indeed, Beta Code has done without the differentiation. The Crossword Solver found 30 answers to "greek letter after theta", 4 letters crossword clue. Incoming Greek symbols in equation blocks with placeholders. Click one Insert tab in the Ribbon. All of them were previously derived from the Phoenician alphabet. Greek alphabet letters & symbols table. The first of the two is the most typical, “the Greek way” of writing an alpha. 1. c. Letter After Rho. Body part that a cyclops only has one of; Nassib who was the first openly gay player in an NFL game; Small sea creatures; Warmth from a wood stove;greek small letter omicron u03c0: π: greek small letter pi u03c1: ρ: greek small letter rho u03c2: ς: greek small letter final sigma u03c3: σ: greek small letter sigma u03c4: τ: greek small letter tau u03c5: υ: greek small letter upsilon u03c6: φ: greek small letter phi u03c7: χ: greek small letter chi u03c8: ψ: greek small. You can easily improve your search by specifying the number of letters in the answer. ("Num Lock" must be on. MARC 21 Specifications for Record Structure, Character Sets, and Exchange Media Code Table Basic Greek. Letter [edit] τ • (t) (lowercase, uppercase Τ) Lower-case tau , the 19th letter of the ancient Greek alphabet. The top solutions are determined by popularity, ratings and frequency of searches. II. Some Greeks, however, write it just like a common hand-written. A limited number of special characters (such as Greek letters, sub- and superscripts, and a few others) may be indicated in CIF text for typesetting purposes, using the special codes listed below. Earn your two year associates degree. In an effort to arrive at the correct answer, we have thoroughly scrutinized each option and taken into account all relevant information that could provide us with a. There will be no Hurricane Pi, Rho, Sigma or Tau. The National Society of Leadership and Success logo. The standard deviation formula calculates the standard deviation of population data. Enter a Crossword Clue. The last column shows the letters inline with alpha. It is preceded by γ and followed by ε. Iron on White Chenille Embroidered Greek Letters Applique Patch design Name Letters Patch for T-Shirt or Coat or jeans Patches. And, as a show of. As a lower case letter (sigma) it is a prefix used in several contexts to indicate that a term is referred in some way to countable unions. Frat letter. The Greek alphabet was used by Johannes Bayer around the year 1600 to name the brighter stars. The symbols Δ and δ are both representations of the Greek letter delta, so it is the most logical choice. Find the answer at Crossword Tracker. H. It was derived from the Phoenician letter dalet 𐤃. They are easily nervous or embarrassed and play wingmen to their more suave Alpha friends. See also [ edit ] ( Greek-script letters ) Α α , Β β , Γ γ , Δ δ , Ε ε , Ζ ζ , Η η , Θ θ , Ι ι , Κ κ , Λ λ , Μ μ , Ν ν , Ξ ξ , Ο ο , Π π , Ρ ρ , Σ σ ς , Τ τ , Υ υ , Φ φ , Χ χ , Ψ ψ , Ω ωInsert Summation or Sigma Symbol. Click the answer to find similar crossword clues . Tweet. Click on the “Insert” option. Religion Sigma follower is a crossword puzzle clue. Anytime when you type the text in the Word document, you can switch to the Symbol font and use the corresponding Latin. The package works with both, 8-bit TeX as well as Xe/LuaTeX. We think the likely answer to this clue is TAU. ”. Insert Summation or Sigma Symbol. While searching our database we found 1 possible solution for the: 19th Greek letter crossword clue. noun Statistics The standard deviation of a given probability distribution or a given set of data. Click the answer to find similar crossword clues . Crossword Clue. Ctrl + Shift + Q is pressed before the key. December 2007. We found 1 solutions for Greek Letter After Mus. Just like the Roman alphabet, Greek letters may go either above or below the line. Derived terms [edit] See also tau. The first of the two is the most typical, “the Greek way” of writing an alpha. Sigma /ˈsɪɡmə/ (uppercase Σ, lowercase σ, lowercase in word-final position ς; Greek: σίγμα) is the eighteenth letter of the Greek alphabet. The lower case is also used to represent stress in mechanics and physics. Enter the length or pattern for better results. In the system of Greek numerals, it has a value of 300. Search for crossword clues found in the Daily Celebrity, NY Times, Daily Mirror, Telegraph and major publications. 529 was discovered last week in South Africa, observers might have expected WHO to name it after the next Greek letter on the list. There are three sigma symbols, an upper case, a lower case and an end of the sentence case. This crossword clue was last seen on November 14 2023 Thomas Joseph Crossword puzzle. 30, 2023; Penny Dell - June 9, 2021;Greek salad ingredient: Greek letter after sigma: Where Season Three of the hit series will be set, according to "Variety" Prepared to propose, pray, or protest: Small batteries "___ Barbara" (1980s soap opera set in California) Attendee at a warehouse party, maybe: Disgusting: See 14-AcrossThe Origins and History of The Sigma Symbol. The Crossword Solver found 30 answers to "sigma's follower", 3 letters crossword clue. The top solutions are determined by popularity, ratings and frequency of searches. Without getting into a lesson in Greek, Omega signifies a grand closure, like the conclusion of a large-scale event. 403, the Athenian government officially made the transition to the Ionian alphabet (although use of the old system continued sporadically until about 350). It has its roots from the Phoenician letter šīn. Correct Answer. We found 20 possible solutions for this clue. note that the shape of the mathit a is not" the same as if it's just an ordinary math a (this is true for computer modern, but it may not be for other fonts). The Greek letters are widely used in mathematics and science. Answers for Letter after sigma/795959 crossword clue, 3 letters. In English, you would never confuse "l" (ell) with "j" (jay), no. TripSavvy. The. When used at the end of a letter-case word , the final form is used. Click the answer to find similar crossword clues . Naming convention. You can easily improve your search by specifying the number of letters in the answer. BOO - This became a visual shorthand for Beta Theta Omicron and led to our mascot . Enter the length or pattern for better results. While searching our database we found the following answers for: Letter after sigma crossword clue. Sigma (uppercase/lowercase Σ σ ς) is the 18th letter of the Greek alphabet. Enter the length or pattern for better results. They would put together skits for entertainment, hold events for singing and waltzing after meetings were over, and held socials at the houses of local members. The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. Sigma Greek Alphabet. The Crossword Solver found 30 answers to "greek letter after alpha (4)", 4 letters crossword clue. The crossword clue Letter after rho with 5 letters was last seen on the August 03, 2022. It is used to represent the "s" sound in Ancient and Modern Greek. We think the likely answer to this clue is OMICRON. Tau. Enter the length or pattern for better results. 27, 2021. There will be no Hurricane Pi, Rho, Sigma or Tau. Search for crossword clues found in the Daily Celebrity, NY Times, Daily Mirror, Telegraph and major publications. E. Enter a Crossword Clue. The correct answer is delta because it is the only option that matches the given symbols in the question. Sigma (Σ, σ) is the eighteenth letter of the Greek alphabet. The Crossword Solver found 30 answers to "writer letterer after sigma", 3 letters crossword clue. Sigma Alpha Iota Greek Letter Visor SKU: IHO-EMB-INV-S-A-I-greek-letter-visor-24503803. Now, at the top of the document, just below the document title, you’ll notice a horizontal menu with options like File, Edit, View, and so on. The staurogram combines the Greek letters tau-rho to stand in for parts of the Greek words for “cross” ( stauros) and “crucify” ( stauroō) in Bodmer papyrus P75. The Crossword Solver found 30 answers to "what is the greek letter after theta", 4 letters crossword clue. 6. The Crossword Solver finds. However, Greek has seven vowels, as opposed to the standard five (and sometimes six) of the Roman alphabet. Enter a Crossword Clue. The series 4+8+12+16+20+24 can be expressed as 6∑n=14n . Letter after sigma; Greek consonant; Crux; Letter from Greece; Kind of cross; Physics particle; Greek T; Letter before upsilon; Cross shape; 19th Greek letter; Torque symbol; It was a first for Timon of Athens; Greek letter. 3Ligatures. Alpha (Αα) Alpha is the first letter of the Greek alphabet, and its sound is similar to the English “a” in words like “father” or “apple. But in just two weeks, it became notorious. Answers for letter after sigma/910676 crossword clue, 3 letters. There are related clues (shown below). Letter [edit] π • (p) (lowercase, uppercase Π) Lower-case pi , the 16th letter of the ancient Greek alphabet. We found 20 possible solutions for this clue. ,Σ. How Ctrl + Shift + Q works. Today, the sigma symbol is used in many branches of mathematics, including algebra, geometry, and calculus. In the system of Greek numerals, it has a value of 200. The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. The capital letter case is used as summation. In 2005, the school stated that 1,785 students were members of a fraternity, sorority, or coeducational Greek house, comprising about 43 percent of all students, or about 60 percent of the. It has twelve chapters, primarily in the mid-west, and over 300 undergraduate members. 1 day ago · The crossword clue Blot - not the first - seen in Greek letter (5) with 5 letters was last seen on the November 24, 2023. In Gematria it has the value of 200. (Do not use the numbers at the top of the keyboard located above the letter. Enter a Crossword Clue. You can easily improve your search by specifying the number of letters in the answer. Zeta (ζήτα) is the sixth letter of the Greek alphabet. In both Classical and Modern. Sorority letter. Kappa, Lambda, and Mu. Sigma ( / ˈsɪɡmə / SIG-mə; [1] uppercase Σ, lowercase σ, lowercase in word-final position ς; Greek: σίγμα) is the eighteenth letter of the Greek alphabet. Many local variants of the Greek alphabet were employed in ancient Greece during the archaic and early classical periods, until around 400 BC, when they were replaced by the classical 24-letter alphabet that is the standard today. Letter-shaped cross is a crossword puzzle clue that we have spotted 7 times. Numeral [edit] Σ • (S) The number 200 in Greek numerals. We are the blessed generation of people, that are able to use the Wisdom of our. If you haven't solved the crossword clue Greek letter after sigma yet try to search our Crossword Dictionary by entering the letters you already know! (Enter a dot for each missing letters, e. We found 20 possible solutions for this clue. The word literally means "great O" (ō mega, mega meaning "great"), as opposed to omicron. ) noun An S-shaped or sigmoid flesh. You can easily improve your search by specifying the number of letters in the answer. After entering one letter using the Symbol font, the next character uses the previous font. The basic rule was to name them in order of brightness, but the rule is more often violated than not, the designations commonly also depending on the positionings of the stars within their constellations and other factors known only to Bayer. com. Sigma (uppercase Σ, lowercase σ or in word-final position ς; Greek: σίγμα) is the 18th letter of the Greek alphabet. # of Letters or Pattern. Founded at the University of Illinois in 1925, the fraternity has more than 7,500 initiated members. Find clues for letter after sigma/658074 or most any crossword answer or clues for crossword answers. Sorority letter. This clue was last seen on Wall Street Journal Crossword February 13 2023 Answers In case the clue doesn’t fit or there’s something wrong please let us know and we will get back to you. In all other positions in a word the normal sigma ( σ (s)) must be used. Loading the textgreek package allows typesetting greek letters, generally just by adding a text -prefix to the letter name, e. In general mathematics, uppercase Σ is used as an operator for summation. ADVERTISEMENT. We found 20 possible solutions for this clue. Introduce Greek symbols by switching to the Symbol font. Enter the length or pattern for better results. Translingual: ·(statistics) population mean· (physics) coefficient of friction· (physics) magnetic permeability (physics) muon (dated, physics) micron, micrometre·Lower-case mu (μῦ), the 12th letter of the ancient Greek alphabet. . The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. THE GREEK ALPHABET. The Greek Sigma symbol can be entered in upper case (Σ) or lower case (σ) using built-in commands or keyboard shortcuts (including Alt codes, AutoCorrect entries or custom shortcuts). Greek letter. ( statistics) the symbol σ, used to indicate one standard deviation from the mean, specifically in a normal distribution. sigmoid colon, clon sigmoideum 1. The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. Some have speculated or assumed that the Greek letters correspond to the initials of "Food Technology Society". Updated 2022-11. Crossword Clue. The final sigma is a positional variant of sigma (U+03C3 Greek Small Letter Sigma, σ), such as also occurs in Hebrew and Arabic. Professional and honorary fraternities. 1. It originally stood for the sound /w/ but it has remained in use principally as a Greek numeral for 6. The crossword clue Final Greek letter with 5 letters was last seen on the April 22, 2023. Greek letter; Frat letter; Fraternity letter; Pi follower; Sorority letter; Letter after pi; Greek consonant; Letter from Greece; Sigma preceder; Letter before sigma; Recent usage in. It was derived from the Phoenician letter Pe (). The first use of the sigma symbol was by the Swiss mathematician Leonhard. What letter comes after Sigma. Click the answer to find similar crossword clues . Greek prefix meaning 'equal' Crossword Clue; Greek moon goddess. 95 Now: $23. Sigma follower. You can easily improve your search by specifying the number of letters in the answer. nu xi omicron pi rho sigma tau upsilon phi chi psi omega Like the modern English alphabet, each Greek letter has both an uppercase and a lowercase form. The S-shaped part of the colon which lies in the pelvis, extending from the pelvic brim to the third segment of the sacrum, and is continuous above with the descending (or iliac) colon and below with. Sort A-Z. Nearly two months after Delta Sigma Theta Sorority, Inc. Below you may find the answer for: Letter after sigma crossword clue. The Greek alphabet has been in continuous use since about 750 BC. At the base, a. In general mathematics, uppercase Σ is used as an operator for summation. I have typed the greek letters I want to replace each title with: "GlobalConsumption": Delta c^{G}_{t}Answers for letter after sigma/795966 crossword clue, 3 letters. I love Sigma, it is fun to use, and can do many clever things. Enter a Crossword Clue. Enter the length or pattern for better results. Γγ = γάμα = GHAH-mah pronounce “γ” like a softly gargled gh or y. 14”. SIGMA: 18th Greek letter 4% 3 ETA: Seventh Greek letter 4% 5 THETA: Eighth Greek letter 4% 5 OMEGA: Greek letter 4% 5 KAPPA: Letter after I. There are related clues (shown below). Serif typefaces (fonts) have an extra stroke or decorative design on the end of letters. We found 1 solutions for Greek Letter After Sigma. We think the likely answer to this clue is SIGMA. In the system of Greek numerals it has a value of 80. Crossword Clue. What is the last letter in the greek alphabet? Sir. The Alt Code for "delta" above is 916. formerly. The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. After protests from Greek-letter organizations, the Senate version of the bill, SB 266,. Sigma follower; Letter after sigma; Greek consonant; Crux; Letter from Greece; Kind of cross; Recent usage in crossword puzzles: Penny Dell - Jan. line 2: Ϛ u+03da : greek letter stigma Ϝ u+03dc : greek letter digamma Ϡ u+. Sigma follower. The number 200,000 in Greek numerals. Greek letters and special symbols . Recent Daily Pop Crosswords May 4, 2022 Puzzle Ancient Greek: ·Alternative form of σῖγμᾰ (sîgma). In general, the corresponding letter of the Latin alphabet, prefixed by a backslash character. The capital Lambda symbol is akin to an upside-down “V. Enter the length or pattern for better results. The Greek alphabet on a black-figure pottery vessel, with an archaic chickenfoot-shaped psi. These groups would gain popularity before and. What is the 28th letter of the Greek alphabet? Sigma (u03c3, u03c2):There are two forms for the letter Sigma. Delta. The Greek alphabet has been retired as a. Psi / ˈ ( p) saɪ, ˈ ( p) siː / [1] (uppercase Ψ, lowercase ψ or 𝛙; Greek: ψι psi [ˈpsi]) is the twenty-third and penultimate letter of the Greek alphabet and is associated with a numeric value of 700. So after a new variant with the unwieldy scientific name of B. This is because the pronunciation of the combination of Greek letters. 99/year. Greek letters and symbols are not merely decorative;. A crossword puzzle clue. noun A sigma factor. As an upper case letter (Sigma), it is used as a symbol for sums and series. Enter the length or pattern for better results. The standard deviation value is denoted by the symbol σ (sigma) and measures how far the data is distributed around the population's. Vega measures the rate of change in an option’s price per 1% change in the implied volatility of the underlying stock. It meant tooth. ) If you can’t reproduce the Greek sigma exactly, simply approximate it with English “s”, as in “boss”. 19th. Chi. Find clues for letter after sigma/910676 or most any crossword answer or clues for crossword answers. We found 1 answers for this crossword clue. Sigma : Σ σ : S s : Tau : Τ τ : T t : Upsilon : Υ υ : U u : Phi : Φ φ : F f : Phi (alt. The Crossword Solver found 30 answers to "greek letter after elpsilon", 4 letters crossword clue. In the system of Greek. About Quizlet; How. Gill Updated on February 20, 2020 The Greek alphabet was developed about 1000 BCE, based on the Phoenician's North Semitic Alphabet. Recent Omicron variants like XBB. Sigma (Σ, σ/ς): The eighteenth letter, representing unity, collaboration, and collective consciousness. Following are the undergraduate chapters of Lambda Upsilon Lambda. [7]Sigma Chi (in Greek letters, ΣΧ) is one of the largest and oldest college Greek-letter secret and social fraternities in the world. The top solutions are determined by popularity, ratings and frequency of searches. g. Or I could have linebreaks and greek letters in a base plot by combining mtext() and bquote() to insert a piece of text into the plot, ( EDIT ) but as pointed out by Gregor in the comments section, this doesn't work. Find clues for letter after sigma/795966 or most any crossword answer or clues for crossword answers. We found 20 possible solutions for this clue. This page was last edited on 29 April 2023, at 00:10. Click the answer to find similar crossword clues . Enter a Crossword Clue. Ancient cross. Letter [edit] δ • (d) (lowercase, uppercase Δ) Lower case delta , the fourth letter of Greek alphabet. It is a measure of how erratic, how dispersed your moods can be, “above” and “below” your average jovial self. The Greek alphabet was developed during the Iron Age, centuries after the loss of Linear B, the syllabic script that was used for writing Mycenaean Greek until the Late Bronze Age. Greek House Symbolized by GreekHouse of Fonts. Longines rival. If it occurs anywhere else, it is written like this: σ. Shaped like the Greek capital letter sigma (Σ), or like the letter "S". We found 20 possible solutions for this clue. The end of sentence case is generally not used. greek letter after sigma Crossword Clue. Derived terms. The Greek alphabet is different from other writing systems because of how it looks and what it can do. It contains 24 letters including seven vowels, and all of its letters are capitals. It is also used as a numeral symbol for the number 6. Click the answer to find similar crossword clues . Click the answer to find similar crossword clues. The Greek characters correspond to ordinary drawings. We found 20 possible solutions for this clue. Letter after sigma. The Greek capital letter, ∑ , is used to represent the sum. Answers for greek letter after theat crossword clue, 4 letters. Frat letter. Every type possesses its individual characteristics that make it differ from the others. The crossword clue Blot - not the first - seen in Greek letter (5) with 5 letters was last seen on the November 24, 2023. Sigma is the upper case letter S in Greek. Click the answer to find similar crossword clues . Almost all the Greek letters, upper-case and lower-case, have conventional uses in mathematics, science, and engineering: see Wikipedia: Greek letters used in mathematics, science, and engineering. Search for crossword clues found in the Daily Celebrity, NY Times, Daily Mirror, Telegraph and major publications. Nineteenth Greek letter (3) TAU. A river delta (originally, the delta of the Nile River) is so named because its shape. THE GREEK ALPHABET. The better you pronounce a letter in a word, the more understood you will be in speaking the Greek language. For enter Greek symbols in an equation block or placeholder: Click in the document where you want in enter an equation. THE GREEK ALPHABET. Click the answer to find similar crossword clues . Some Greeks do employ cursive forms in their hand-writing, but the practice is not used widely. At the end of a word a different lower-case form ς is used. sigma; tau; upsilon; phi; chi; psi; omega; So, if you want to say the Greek alphabet from A to Z, you'll actually need to say it from alpha to omega! In looking at the letters of the Greek alphabet, a few of them probably already look familiar. Below you may find the answer for: Letter after sigma crossword clue. Sigma Kappa (ΣΚ, also known as SK or Sig Kap) is a sorority founded on November 9, 1874 at Colby College in Waterville, Maine. Modern Greek. The Pi variant sounds like an alternative dessert in the cafeteria. ϲ (s) — lunate sigma; ς (s) — word-final position; Etymology [edit] Derived from its majuscule counterpart Σ. Sigma is the only one of the 24 Greek alphabet letters that has two different lowercase symbols. 4. It is preceded by ρ and followed by τ. Υ is the upper case of υ, not γ. In the Greek numeral system, the Sigma symbol denotes the value of 200. Enter a Crossword Clue. In Ὀδυσσεύς , for example, the two lowercase sigmas in the center of the name are distinct from the word-final sigma at the end. The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. Derived terms [edit] See also pi. See the above correct pronunciation of Greek letters and symbols. The Crossword Solver found 30 answers to "greekletter after rho", 5 letters crossword clue. 2. The Greek Alphabet (alpha, beta, gamma) has many uses, but is the identification and labelling of male personality types one of them? I have my doubts. Sigma (/ˈsɪɡmə/; uppercase Σ, lowercase σ, lowercase in word-final position ς; Greek: σίγμα) is the eighteenth letter of the Greek alphabet. Nearly two months after Delta Sigma Theta Sorority, Inc. The word literally means "great O" (ō mega, mega meaning "great"), as opposed to omicron. The proper sequence of characters to use depends on the graphic presentation you want to achieve: for 1-3, use U+0345 COMBINING GREEK YPOGEGRAMMENI. When used at the end of a letter-case word (one that does not use all caps), the final form (ς) is used. ,Σ. Sigma is the 18th letter of the Modern Greek alphabet. There are two forms for the letter Sigma. Tip: Use ? for unknown answer letters, ex: UNKNO?N. Pressure Ctrl + Shift + Q into switch on the Symbol font. Whereas it was originally called waw or wau, its most common appellation in classical Greek is digamma; as a numeral, it was called episēmon during. The Linear B alphabet has three similar-looking letters, 𐀂 (i), 𐀚 (ne), and 𐀩 (re), but none of them represents a sound similar to either the Eastern Greek pronunciation /ps/ or the Western Greek pronunciation /kʰ/. We think the likely answer to this clue is SIGMA. Enter a Crossword Clue. Digamma or wau (uppercase: Ϝ, lowercase: ϝ, numeral: ϛ) is an archaic letter of the Greek alphabet. pigs. Explanation. Romanus à € by zamjump. Professional and honorary fraternities. " The Greek alphabet is not in the same order as the English one. Xi. Below is a table showing the Greek alphabet and how it is pronounced in English, and finally examples of how those letters would sound if you place them in a word. t. The Greek Alphabet. Alpha is written as A in uppercase and α in lowercase. What letter comes after Sigma. The symbol for uppercase sigma is Σ Noun [ edit] sigma m or f ( invariable) sigma, specifically : the name of the Greek-script letter Σ / σ, ς. Psi (Greek) The Greek alphabet on a black-figure pottery vessel, with an archaic chickenfoot-shaped psi. Before sigma is a crossword puzzle clue that we have spotted 3 times. Sigma is the eighteenth letter of the Greek alphabet. This appendix explains characters written in the Greek script. Search for crossword clues found in the Daily Celebrity, NY Times, Daily Mirror, Telegraph and major publications. Cookie. Anthony's cross; Sigma's follower; Letter from Athens; Upsilon preceder; Sigma's successor; Ancient cross; Frat house. I am looking to change the title name for each ggplot to greek letter symbols. Sigma is the eighteenth letter of the ancient Greek alphabet. In Ὀδυσσεύς , for example, the two lowercase sigmas in the center of the name are distinct. Many of these letters hold meanings in the English language. The greek alphabet has been used since 900 BC to write the Greek Language .