Definition for
ephemera
noun – A fever which lasts but a day or a very short period.
noun – [capitalized] [NL.] In entomology, the typical genus of May-flies or day-flies of the family Ephemeridæ, having three long caudal filaments.
noun –
A May-fly, day-fly, or shad-fly; an ephemerid. See
noun – Anything very short-lived.
noun –
Plural of
noun – A fever of one day's continuance only.
noun –
A genus of insects including the day flies, or ephemeral flies. See Ephemeral fly, under
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