Dictionary.com

ephemerid

[ ih-fem-er-id ]
/ ɪˈfɛm ər ɪd /
Save This Word!

noun
an insect of the order Ephemeroptera, comprising the mayflies.
QUIZ
QUIZ YOURSELF ON "IS" VS. "ARE"
"Is" it time for a new quiz? "Are" you ready? Then prove your excellent skills on using "is" vs. "are."
Question 1 of 7
IS and ARE are both forms of which verb?
Also called ephemeropteran.

Origin of ephemerid

From the New Latin word Ephemeridae, dating back to 1870–75. See ephemeral, -id2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use ephemerid in a sentence

British Dictionary definitions for ephemerid

ephemerid
/ (ɪˈfɛmərɪd) /

noun
any insect of the order Ephemeroptera (or Ephemerida), which comprises the mayfliesAlso called: ephemeropteran

Word Origin for ephemerid

C19: from New Latin Ephēmerida, from Greek ephēmeros short-lived + -id ²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK