ephemerid

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ɪˈfɛmərɪd/US:USA pronunciation: respellingUSA pronunciation: respelling(i fem′ər id)


WordReference Random House Unabridged Dictionary of American English © 2025
e•phem•er•id  (i fem′ər id),USA pronunciation n. 
  1. Insectsan insect of the order Ephemeroptera, comprising the mayflies. Also called ephemeropteran. 
  • Neo-Latin Ephemeridae. See ephemeral, -id2
  • 1870–75

Collins Concise English Dictionary © HarperCollins Publishers::
ephemerid / ɪˈfɛmərɪd/
  1. any insect of the order Ephemeroptera (or Ephemerida), which comprises the mayflies
    Also called: ephemeropteran
Etymology: 19th Century: from New Latin Ephēmerida, from Greek ephēmeros short-lived + -id2
'ephemerid' also found in these entries (note: many are not synonyms or translations):
ephemera - ephemeropteran

Forum discussions with the word(s) "ephemerid" in the title:


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