σ

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Greek lc sigma1.png
σ U+03C3, σ
GREEK SMALL LETTER SIGMA
ς
[U+03C2]
Greek and Coptic τ
[U+03C4]
See also: ς, Σ, σ., and σ'

Translingual[edit]

Symbol[edit]

σ

  1. (mathematics, statistics) Standard deviation.
  2. (mathematics) Sum of divisors.
  3. (Physics, scattering) Cross_section_(physics).
  4. (linguistics, phonology) Syllable.
  5. (spatial databases) The select operation.
  6. (physics) The Stefan-Boltzmann constant.

Greek[edit]

Letter[edit]

σ, ς (Σ uppercase)

  1. The lower case letter sigma (σίγμα), the 18th letter of the modern Greek alphabet. When the final letter in a word of lower case letters is sigma the alternative (ς) form must be used; it may be used only in this final position.

Numeral[edit]

σ'

  1. The number 200 in Greek numerals.

  1. The number 200,000 in Greek numerals.

See also[edit]