Definitions for Sigma
This dictionary definitions page includes all the possible meanings, example usage and translations of the word Sigma.
the 18th letter of the Greek alphabet
The name for the eighteenth letter of the Classical and Modern Greek, the nineteenth letter of Old and Ancient.
The symbol u03A3, used to indicate summation of a set or series.
The symbol u03C3, used to indicate one standard deviation from the mean, particularly in a normal distribution.
Sigma (; uppercase Σ, lowercase σ, lowercase in word-final position ς; Greek: σίγμα) is the eighteenth letter of the Greek alphabet. In the system of Greek numerals, it has a value of 200. In general mathematics, uppercase Σ is used as an operator for summation. When used at the end of a letter-case word (one that does not use all caps), the final form (ς) is used. In Ὀδυσσεύς (Odysseus), for example, the two lowercase sigmas (σ) in the center of the name are distinct from the word-final sigma (ς) at the end. The Latin letter S derives from sigma while the Cyrillic letter Es derives from a lunate form of this letter.
Sigma (σ) is a mathematical symbol used to represent various concepts in different academic fields. 1) In mathematics and statistics, it is commonly used to represent the standard deviation of a set of numbers. 2) In calculus, sigma represents the summation notation indicating that a series of numbers needs to be added together. 3) In physics, it could represent electrical conductivity, while in economics, it could stand for elasticity. 4) Sigma is also a letter in the Greek alphabet. Always, the meaning of Sigma depends on the context in which it is used.
the Greek letter /, /, or / (English S, or s). It originally had the form of the English C
Etymology: [L., from Gr. , .]
Sigma is the eighteenth letter of the Greek alphabet, and carries the 'S' sound. In the system of Greek numerals it has a value of 200. When used at the end of a word, and the word is not all upper case, the final form is used, e.g. Ὀδυσσεύς – note the two sigmas in the center of the name, and the word-final sigma at the end.
Chambers 20th Century Dictionary
sig′ma, n. the Greek letter corresponding to our s—written Σ (capital), σ (small initial) or ς (small final).—adjs. Sig′mate, Sigmat′ic.—ns. Sigmā′tion, the adding of s at the end of a word or syllable; Sig′matism, repetition of s or the s-sound: defective pronunciation of this sound.—adjs. Sig′moid, -al, formed like s.
The numerical value of Sigma in Chaldean Numerology is: 3
The numerical value of Sigma in Pythagorean Numerology is: 4
There is no place in our campus community for the type of ongoing behaviors displayed by those involved with this fraternity chapter, we appreciate the willingness of the national office of Delta Sigma Phi to step in and address these issues and take action with us. We hope that through these actions, when the time is right, they will bring a chapter back to SDSU and be productive members of our community.
These fraternities are places that us as hip-hop artists, we come and do amazing shows for these fraternities, like I just did Texas Tech, I just did Texas AM, Delta Chi, Sigma Chi, and those guys were great. And I've done a show actually at Oklahoma last year, so to see that that chapter feels that type of way toward the black race, it hurts, man. It sucks.
We appreciate the willingness of the national office of Delta Sigma Phi to step in and address these issues and take action with us. We hope that through these actions, when the time is right, they will bring a chapter back to SDSU and be productive members of our community.
Sigma Alpha Mu's values and standards of conduct were violated by the actions of those members whose behavior was abhorrent.
The decision is conditional on the divestment of certain Sigma-Aldrich assets, including manufacturing assets in Germany, the rights to certain brands and a sales force, the Commission had concerns that the merged entity would have faced insufficient competitive pressure from the remaining players in the markets for certain laboratory chemicals, with a risk of price rises. The commitments offered by the companies address these concerns.
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Translations for Sigma
From our Multilingual Translation Dictionary
- sigmaCatalan, Valencian
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