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We found 20 dictionaries with English definitions that include the word dayfly: Click on the first link on a line below to go directly to a page where "dayfly" is defined. General (18 matching dictionaries) dayfly: American Heritage Dictionary of the English Language [home, info] dayfly: Collins English Dictionary [home, info] dayfly: Vocabulary.com [home, info] dayfly: Wordnik [home, info] dayfly: Webster's New World College Dictionary, 4th Ed. [home, info] dayfly: Infoplease Dictionary [home, info] Dayfly, dayfly: Dictionary.com [home, info] Dayfly: Wikipedia, the Free Encyclopedia [home, info] Dayfly: Online Plain Text English Dictionary [home, info] dayfly: Webster's Revised Unabridged, 1913 Edition [home, info] dayfly: Rhymezone [home, info] Dayfly: AllWords.com Multi-Lingual Dictionary [home, info] dayfly: Webster's 1828 Dictionary [home, info] dayfly: Free Dictionary [home, info] dayfly: Mnemonic Dictionary [home, info] dayfly: WordNet 1.7 Vocabulary Helper [home, info] dayfly: LookWAYup Translating Dictionary/Thesaurus [home, info] dayfly: Dictionary/thesaurus [home, info] Computing (1 matching dictionary) dayfly: Encyclopedia [home, info] Medicine (1 matching dictionary) dayfly: online medical dictionary [home, info]

Quick definitions from WordNet (dayfly) ▸ noun:  slender insect with delicate membranous wings having an aquatic larval stage and terrestrial adult stage usually lasting less than two days