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We found 53 dictionaries with English definitions that include the word epoch: Click on the first link on a line below to go directly to a page where "epoch" is defined. General (31 matching dictionaries) epoch: American Heritage Dictionary of the English Language [home, info] epoch: Collins English Dictionary [home, info] epoch: Vocabulary.com [home, info] epoch: Macmillan Dictionary [home, info] epoch: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Epoch, epoch: Wordnik [home, info] epoch: Cambridge Advanced Learner's Dictionary [home, info] Epoch: Wiktionary [home, info] epoch: Webster's New World College Dictionary, 4th Ed. [home, info] epoch: The Wordsmyth English Dictionary-Thesaurus [home, info] epoch: Infoplease Dictionary [home, info] epoch: Dictionary.com [home, info] epoch: Online Etymology Dictionary [home, info] epoch: UltraLingua English Dictionary [home, info] epoch: Cambridge Dictionary of American English [home, info] Epoch (Big Bang), Epoch (Chrono Trigger), Epoch (DC Comics), Epoch (Marvel Comics), Epoch (astronomy), Epoch (comics), Epoch (company), Epoch (computer), Epoch (computing), Epoch (cosmology), Epoch (date), Epoch (disambiguation), Epoch (evolution), Epoch (film), Epoch (geology), Epoch (magazine), Epoch (race), Epoch (reference date), Epoch (timekeeping), Epoch: Wikipedia, the Free Encyclopedia [home, info] Epoch: Online Plain Text English Dictionary [home, info] epoch: Webster's Revised Unabridged, 1913 Edition [home, info] epoch: Rhymezone [home, info] Epoch: AllWords.com Multi-Lingual Dictionary [home, info] epoch: Webster's 1828 Dictionary [home, info] epoch: All About Homonyms [home, info] Epoch: 1911 edition of the Encyclopedia Britannica [home, info] epoch: Free Dictionary [home, info] epoch: Mnemonic Dictionary [home, info] epoch: WordNet 1.7 Vocabulary Helper [home, info] epoch: LookWAYup Translating Dictionary/Thesaurus [home, info] epoch: Dictionary/thesaurus [home, info] epoch: Wikimedia Commons US English Pronunciations [home, info] Art (1 matching dictionary) epoch: Dictionary of Philosophical Terms and Names [home, info] Business (1 matching dictionary) Epoch (timekeeping), epoch: Legal dictionary [home, info] Computing (4 matching dictionaries) epoch: Free On-line Dictionary of Computing [home, info] epoch: CCI Computer [home, info] epoch: Computer Telephony & Electronics Dictionary and Glossary [home, info] Epoch (geology), Epoch (timekeeping), epoch: Encyclopedia [home, info] Medicine (3 matching dictionaries) epoch: online medical dictionary [home, info] EPOCH: Dictionary of Cancer Terms [home, info] Epoch: Sleep Terms [home, info] Miscellaneous (2 matching dictionaries) EPOCH: Acronym Finder [home, info] EPOCH: AbbreviationZ [home, info] Science (9 matching dictionaries) Epoch: Eric Weisstein's World of Astronomy [home, info] epoch: On-Line Biology Book: GLOSSARY [home, info] Epoch: Extragalactic Astronomy [home, info] EPOCH: A Dictionary of Quaternary Acronyms and Abbreviations [home, info] epoch: Anthropology dictionary [home, info] Epoch: Geography Dictionary [home, info] epoch [1], epoch [2]: How Many? A Dictionary of Units of Measurement [home, info] EPOCH: Zoom Astronomy Glossary [home, info] Slang (1 matching dictionary) epoch: Urban Dictionary [home, info] Tech (1 matching dictionary) epoch: Glossary of Meteorology [home, info]

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (epoch) ▸ noun:  a unit of geological time ▸ noun:  (astronomy) the precise date that is the point of reference for which information (as coordinates of a celestial body) is referred ▸ noun:  a period marked by distinctive character or reckoned from a fixed point or event ▸ Word origin