pupilloconstriction

noun

constriction of the pupil of the eye (typically in response to light)

OriginEnglish constriction ← Late Latin cōnstrictiō ← Latin cōnstringō →
Scrabble 27
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Meanings

nounpupilloconstriction (plural pupilloconstrictions)

plural pupilloconstrictions

  1. constriction of the pupil of the eye (typically in response to light)

Origin

  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. Englishpupilloconstriction

From pupillo- + constriction.

Full word history & related roots →
Cite this entry
APA

pupilloconstriction. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/pupilloconstriction

MLA

“pupilloconstriction.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pupilloconstriction. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “pupilloconstriction,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/pupilloconstriction.

Source: pupilloconstriction on Wiktionary, CC BY-SA 4.0.