Etymology

impermeant

I1M3P3E1R1M3E1A1N1T1

Today it means: That cannot permeate through a specified semipermeable membrane. Full definition →

English permeant ← Middle English in- ← Latin in-
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The story

  1. Proto-Indo-European*né
  2. Proto-Indo-European*n̥-
  3. Proto-Italic*n̥-
  4. Latinin-
  5. Middle Englishin-
  6. Englishim-
  7. Englishpermeant
  8. English todayimpermeant

From im- + permeant.

Etymology from Wiktionary, CC BY-SA 4.0.