FluentPlex

epsilon

/ˈɛp.sɪˌlɑn/ noun C2
  1. The fifth letter of the Greek alphabet, ε or Ε, preceded by delta (Δ, δ) and followed by zeta (Ζ, ζ). (countable, uncountable)
  2. In IPA, the phonetic symbol ɛ that represents the open-mid front unrounded vowel. (countable, uncountable)
  3. An arbitrarily small quantity. (countable, uncountable)
  4. A small child. (colloquial, countable, uncountable)
  5. Something negligible or insignificant. (colloquial, countable, uncountable) · Yes, we have to convert all the symbol names to upper case at startup, but that’s epsilon.
  6. The percentage change in an option value with respect to the underlying dividend yield. (countable, uncountable)

Plural epsilons

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Words, meanings, pronunciations and translations from Wiktionary (CC BY-SA 4.0); how common each word is from wordfreq. Made into this dictionary by FluentPlex.