Etymology

subinterval

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Today it means: Any of several smaller intervals into which a larger one is divided Full definition →

English interval ← Latin sub-
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The story

  1. Latinsub
  2. Latinsub-
  3. Englishsub-
  4. Englishinterval
  5. English todaysubinterval

From sub- + interval.

Etymology from Wiktionary, CC BY-SA 4.0.