Etymology

vasodilation

V4A1S1O1D2I1L1A1T1I1O1N1

Today it means: Dilation or widening of the blood vessels. Full definition →

English dilation ← Latin vās ← Proto-Italic *wāss
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The story

  1. Proto-Italic*wāss
  2. Latinvās
  3. Englishvaso-
  4. Englishdilation
  5. English todayvasodilation

From vaso- + dilation.

Etymology from Wiktionary, CC BY-SA 4.0.