ephemerons

Variant of ephemeron

noun pl. ephemera or ephemerons

mayfly

Origin: Gr ephēmeron, short-lived insect < ephēmeros, for the day, short-lived < epi-, upon + hēmera, day

Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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