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Webster 1913 Edition


Dayfly

Day′flyˊ

(dā′flīˊ)
,
Noun.
(Zool.)
A neuropterous insect of the genus
Ephemera
and related genera, of many species, and inhabiting fresh water in the larval state; the ephemeral fly; – so called because it commonly lives but one day in the winged or adult state. See
Ephemeral fly
, under
Ephemeral
.

Webster 1828 Edition


Dayfly

DA'YFLY

,
Noun.
A genus of insects that live one day only, or a very short time called Ephemera. The species are numerous, some of which live scarcely an hour, others, several days.
DA'YLABOR, n. Labor hired or performed by the day.
DAYLABORER, n. One who works by the day.
DAY'LIGHT, n. The light of the day; the light of the sun, as opposed to that of the moon or of a lamp or candle.
DA'YLILY, n. The same with asphodel. A species of Hemerocallis.
DA'YLY, a. The more regular orthography of daily.
DA'YSMAN, n. An umpire or arbiter; a mediator.

Definition 2024


dayfly

dayfly

English

Noun

dayfly (plural dayflies)

  1. A mayfly.