Etymology

imperceptible

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Today it means: Not perceptible, not detectable, too small in magnitude to be observed. Full definition →

Middle English imperceptible ← Middle French imperceptible ← Medieval Latin imperceptibilis
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The story

  1. Medieval Latin · derived fromimperceptibilis
  2. Middle French · derived fromimperceptible
  3. Middle English · inherited fromimperceptible
  4. English todayimperceptible

Inherited from Middle English imperceptible, from Middle French imperceptible and its etymon Medieval Latin imperceptibilis. By surface analysis, im- + perceptible.

Etymology from Wiktionary, CC BY-SA 4.0.