Etymology

distribution-free

Today it means: Free of specific assumptions about the shape of the probability distribution generating the sample. Full definition →

Old English frēo ← Proto-West Germanic *friu ← Proto-Germanic *frijwaz
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The story

  1. Englishdistribution
  2. Proto-Indo-European*preyH-
  3. Proto-Indo-European*priHós
  4. Proto-Germanic*frijwaz
  5. Proto-West Germanic*friu
  6. Old Englishfrēo
  7. English todaydistribution-free

From distribution + -free.

Etymology from Wiktionary, CC BY-SA 4.0.