ephemeral(redirected from Ephemeral channel)
Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.
1. Lasting for a markedly brief time: "There remain some truths too ephemeral to be captured in the cold pages of a court transcript" (Irving R. Kaufman).
2. Having a short lifespan or a short annual period of aboveground growth. Used especially of plants.
Something, especially a plant, that is ephemeral.
e·phem′er·al′i·ty, e·phem′er·al·ness n.
Etymology: Gk, epi, above, hemera, day
pertaining to a short-lived condition, such as a fever.
ephemeral(ĕ-fĕm′ĕr-ăl) [Gr. epi, on, + hemera, day]
Of brief duration.