Etymology

ultraclean

U1L1T1R1A1C3L1E1A1N1

Today it means: Exceptionally clean. Full definition →

English clean ← Middle English clene ← Old English clǣne
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The story

  1. Englishultra-
  2. Proto-West Germanic*klainī
  3. Old Englishclǣne
  4. Middle Englishclene
  5. Englishclean
  6. English todayultraclean

From ultra- + clean.

Etymology from Wiktionary, CC BY-SA 4.0.