Etymology

streamlined

S1T1R1E1A1M3L1I1N1E1D2

Today it means: Designed to offer little resistance to the flow of fluid, especially by having sleek, graceful lines. Full definition →

English streamline ← Middle English line ← Old English līne
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The story

  1. Proto-Indo-European*ser-?
  2. Proto-Indo-European*srew-
  3. Proto-Indo-European*srow-mo-s
  4. Proto-Germanic*straumaz
  5. Proto-West Germanic*straum
  6. Old Englishstrēam
  7. Middle Englishstrem
  8. Englishstream
  9. Proto-Indo-European*līno-der.?
  10. Proto-Germanic*līną
  11. Proto-Germanic*līnǭ
  12. Proto-West Germanic*līnā
  13. Old Englishlīne
  14. Middle Englishline
  15. Englishline
  16. Englishstreamline
  17. English todaystreamlined

From streamline + -ed.

Etymology from Wiktionary, CC BY-SA 4.0.