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 (ĕp′sə-lŏn′, -lən)
The fifth letter of the Greek alphabet. See Table at alphabet.

[Greek e psīlon, simple e, from neuter of psīlos, simple.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈɛpsɪˌlɒn; ɛpˈsaɪlən)
(Letters of the Alphabet (Foreign)) the fifth letter of the Greek alphabet (Ε, ε), a short vowel, transliterated as e
[Greek e psilon, literally: simple e]


(ˈɛpsɪˌlɒn; ɛpˈsaɪlən)
(Astronomy) (foll by the genitive case of a specified constellation) the fifth brightest star in a constellation: Epsilon Aurigae.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈɛp səˌlɒn, -lən; esp. Brit. ɛpˈsaɪ lən)

the fifth letter of the Greek alphabet (Ε, ε).
[< Greek è psīlón bare, simple e]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.epsilon - the 5th letter of the Greek alphabetepsilon - the 5th letter of the Greek alphabet
Greek alphabet - the alphabet used by ancient Greeks
alphabetic character, letter of the alphabet, letter - the conventional characters of the alphabet used to represent speech; "his grandmother taught him his letters"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
The outlying villages, they say, are by them called {kappa omega mu alpha iota}, by the Athenians {delta eta mu iota}: and they assume that Comedians were so named not from {kappa omega mu 'alpha zeta epsilon iota nu}, 'to revel,' but because they wandered from village to village (kappa alpha tau alpha / kappa omega mu alpha sigma), being excluded contemptuously from the city.
Metcom's mix of colocation services, interconnection and dark fibre connectivity across key data centre sites in greater New York mirrors Epsilon's Global Hubs in Singapore, Hong Kong and London.
Swedish technology consulting company Epsilon AB said on Thursday (26 October) that it has secured a major development assignment from the European automotive industry.
It isn't entirely surprising that there is stiffness comparable to Euro sedans because the Epsilon platform, which is used for the Opel Vectra and the Saab 9-3 sport sedan, was largely developed in Europe by Opel and Saab.
Wilson Enriquez became involved with DECA as a senior at Taravella High School in Coral Springs, Fla., and continued his involvement through Delta Epsilon Chi at Northwood University in West Palm Beach.
Obviously, the larger the NP is, the less effective epsilon can be attained (see Figure 6(b)); thus, the plasmon wavelength is more shifted towards red.
The new office, which would serve the mining and steel industry in the region, would initially have three to five employees, Epsilon said.
Drilling contractor North Atlantic Drilling (NYSE:NADL) reported on Monday the receipt of a drilling cancellation notice for the West Epsilon contract.