dayfly

dayfly

(ˈdeɪˌflaɪ) n, pl -flies (Animals) another name for a mayfly

day•fly

(ˈdeɪˌflaɪ)

n., pl. -flies. an adult mayfly. [1595–1605]

Thesaurus

Noun	1.dayfly - slender insect with delicate membranous wings having an aquatic larval stage and terrestrial adult stage usually lasting less than two daysmayfly, shadflyephemerid, ephemeropteran - short-lived insectEphemeridae, family Ephemeridae - mayflies