noun epsilon The name for the fifth letter of the Greek alphabet, ε or Ε, preceded by delta ('Δ', 'δ') and followed by zeta ('Ζ', 'ζ'). 1
noun Definition of epsilon in Technology (language) A macro language with high level features including strings and lists, developed by A.P. Ershov at Novosibirsk in 1967. EPSILON was used to implement ALGOL 68 on the M-220. 1
noun Technical meaning of epsilon 1. (character) The fifth letter of the Greek alphabet. 2. (mathematics) (From the Hungarian mathematician Paul Erdos) A very small, insignificant, or negligible quantity of something. The use of epsilon is from the epsilon-delta method of proof in differential calculus. 1
noun epsilon the fifth letter of the Greek alphabet (Ε, ε), a short vowel, transliterated as e 0
noun epsilon the fifth brightest star in a constellation 0
noun epsilon the fifth letter of the Greek alphabet (Ε, ε) 0
