Etymology

dilator

D2I1L1A1T1O1R1

Today it means: Any nerve or muscle that causes part of the body to dilate. Full definition →

English dilate ← Middle English dilaten ← Old French dilater
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The story

  1. Latindīlātō
  2. Old Frenchdilater
  3. Middle Englishdilaten
  4. Englishdilate
  5. English todaydilator

From dilate + -or.

Etymology from Wiktionary, CC BY-SA 4.0.