Origin of epsilonLate Greek e psilon, literally , plain e: so named to distinguish it from ai, which had come to have the same pronunciation
Origin of epsilonGreek e psīlon simple e from neuter of psīlos simple
(countable and uncountable, plural epsilons or epsila)
- The name for the fifth letter of the Greek alphabet, ε or Ε, preceded by delta (Δ, δ) and followed by zeta (Ζ, ζ).
- (phonetics) In IPA, the phonetic symbol that represents the open-mid front unrounded vowel; represented in SAMPA as E.
- (mathematics) An arbitrarily small quantity.
- (computing, colloquial) A negligible effect.
- Yes, we have to convert all the symbol names to upper case at startup, but that’s epsilon.
From Ancient Greek ἒψιλόν (epsilon, “the letter Ε”).