Etymology

ephemeral

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Today it means: Lasting for a short period of time. Full definition →

New Latin ephemerus ← Ancient Greek ἐφήμερος
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The story

  1. Ancient Greek · derived fromἐφήμερος
  2. New Latin · borrowed fromephemerus
  3. English todayephemeral

From New Latin ephemerus, from Ancient Greek ἐφήμερος (ephḗmeros), the more common form of ἐφημέριος (ephēmérios, “of, for, or during the day, living or lasting but for a day, short-lived, temporary”), from ἐπί (epí, “on”) + ἡμέρα (hēméra, “day”).

Words from the same roots

New Latinephemerus all →

ephemerid

Ancient Greekἐφήμερος all →

ephemerid

Etymology from Wiktionary, CC BY-SA 4.0.