Etymology

lifeday

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Today it means: A day of someone's life; chiefly in plural: a lifetime. Full definition →

First used 9th c.Middle English lif-day
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The story

  1. Middle English · inherited fromlif-day
  2. English todaylifeday

From Middle English lif-day; equivalent to life + day.

First known use, by meaning

  • from 9th c. A day of someone's life; chiefly in plural: a lifetime.

Etymology from Wiktionary, CC BY-SA 4.0.