Etymology

onlap

O1N1L1A1P3

Today it means: The phenomenon of successively younger rock strata extending progressively further across an erosion surface cut in older rocks. Full definition →

English lap ← Middle English on ← Old English on
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The story

  1. Proto-Indo-European*h₂en-
  2. Proto-Germanic*an
  3. Proto-West Germanic*ana
  4. Old Englishon
  5. Middle Englishon
  6. Englishon
  7. Englishlap
  8. English todayonlap

From on + lap.

Etymology from Wiktionary, CC BY-SA 4.0.