Etymology

datum

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Today it means: Something known or assumed as fact, and is made the basis of reasoning or inference which an intellectual system of any sort (such as knowledge or theoretical framework) is constructed. Full definition →

Latin datum ← Proto-Italic *didō ← Proto-Indo-European *dédeh₃ti
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The story

  1. Proto-Indo-European*deh₃-redup.
  2. Proto-Indo-European*dédeh₃ti
  3. Proto-Italic*didō
  4. Latindō
  5. Latindatus
  6. Latindatum
  7. English todaydatum

Learned borrowing from Latin datum, a nominalization of datus, perfect passive participle of dō, from Proto-Italic *didō, from Proto-Indo-European *dédeh₃ti, reduplication of *deh₃-, or from *-ti. Doublet of die.

Words from the same roots

Latindatum all →

dataria

Etymology from Wiktionary, CC BY-SA 4.0.