Etymology

defrost

D2E1F4R1O1S1T1

Today it means: To remove frost from. Full definition →

English frost ← Middle English frost ← Old English frost
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The story

  1. Proto-Indo-European*de
  2. Proto-Indo-European*déh₁
  3. Proto-Italic*dē
  4. Latindē
  5. Latindē-
  6. Englishde-
  7. Proto-Indo-European*prews-
  8. Proto-Indo-European*prustós
  9. Proto-Germanic*frustaz
  10. Proto-West Germanic*frost
  11. Old Englishfrost
  12. Middle Englishfrost
  13. Englishfrost
  14. English todaydefrost

From de- + frost.

Etymology from Wiktionary, CC BY-SA 4.0.