Etymology

post-tension

Today it means: To apply tension (to reinforcing tendons) after casting concrete. Full definition →

English tension ← Middle French tension ← Latin tēnsiō
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The story

  1. Proto-Indo-European*pós
  2. Proto-Indo-European*pósti
  3. Proto-Italic*posti
  4. Old Latinposte
  5. Latinpost
  6. Englishpost-
  7. Proto-Indo-European*ten-
  8. Proto-Indo-European*tend-
  9. Proto-Indo-European*téndeti
  10. Proto-Italic*tendō
  11. Latintendō
  12. Latintēnsiō
  13. Middle Frenchtension
  14. Englishtension
  15. English todaypost-tension

From post- + tension.

Etymology from Wiktionary, CC BY-SA 4.0.