Definify.com
Webster 1913 Edition
Ephemeral
E-phem′er-al
,Adj.
1.
Beginning and ending in a day; existing only, or no longer than, a day; diurnal;
as, an
. ephemeral
flower2.
Short-lived; existing or continuing for a short time only.
“Ephemeral popularity.” V. Knox.
Sentences not of
ephemeral
, but of eternal, efficacy. Sir J. Stephen.
Ephemeral fly
(Zoöl.)
, one of a group of neuropterous insects, belonging to the genus
Ephemera
and many allied genera, which live in the adult or winged state only for a short time. The larvæ are aquatic; – called also day fly
and May fly
.E-phem′er-al
,Noun.
Anything lasting but a day, or a brief time; an ephemeral plant, insect, etc.