Etymology

application

ap·pli·ca·tion
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Today it means: The act of physically applying or laying on. Full definition →

Middle English applicacioun ← Old French aplicacion ← Latin applicātiō
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The story

  1. Proto-Indo-European*h₂éd
  2. Proto-Italic*ad
  3. Proto-Italic*ad-
  4. Latinad-
  5. Proto-Indo-European*pel-
  6. Proto-Indo-European*pleḱ-
  7. Latinplicō
  8. Latinapplicō
  9. Latinapplicātiō
  10. Old Frenchaplicacion
  11. Middle Englishapplicacioun
  12. English todayapplication

From Late Middle English applicacioun, borrowed from Old French aplicacion (French application), from Latin applicātiōnem, accusative singular of applicātiō (“attachment; application, inclination”), from applicō (“join to, attach; apply”). Equivalent to apply + -ication.

Etymology from Wiktionary, CC BY-SA 4.0.