Etymology

subset

S1U1B3S1E1T1

Today it means: A set A such that every element of A is also an element of S. Full definition →

English set ← Middle English set ← Latin sub-
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The story

  1. Proto-Indo-European*upó
  2. Proto-Italic*supo
  3. Latinsub
  4. Latinsub-
  5. Englishsub-
  6. Middle Englishset
  7. Englishset
  8. English todaysubset

From sub- + set.

Etymology from Wiktionary, CC BY-SA 4.0.