Etymology

pupilloconstriction

Today it means: constriction of the pupil of the eye (typically in response to light) Full definition →

English constriction ← Late Latin cōnstrictiō ← Latin cōnstringō
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The story

  1. Englishpupillo-
  2. Proto-Indo-European*ḱe?
  3. Proto-Indo-European*ḱóm
  4. Proto-Italic*kom
  5. Proto-Italic*kom-
  6. Latincōn-
  7. Proto-Indo-European*streyg-
  8. Proto-Indo-European*strinégti
  9. Proto-Italic*stringō
  10. Proto-Indo-European*strengʰ-
  11. Proto-Indo-European*stréngʰeti
  12. Proto-Italic*strengō
  13. Latinstringō
  14. Latincōnstringō
  15. Late Latincōnstrictiō
  16. Englishconstriction
  17. English todaypupilloconstriction

From pupillo- + constriction.

Etymology from Wiktionary, CC BY-SA 4.0.