Standard Lemma guide

pupilloconstriction

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

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

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree English pupillo- Proto-Indo-European *ḱe? Proto-Indo-European *ḱóm Proto-Italic *kom Proto-Italic *kom- Latin cōn- Proto-Indo-European *streyg- Proto-Indo-European *-né- Proto-Indo-European *-ti Proto-Indo-European *strinégti Proto-Italic *stringō Proto-Indo-European *strengh- Proto-Indo-European *-eti Proto-Indo-European *stréngheti Proto-Italic *strengō Latin stringō Latin cōnstringō Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Late Latin cōnstrictiōbor. English constriction English pupilloconstriction From pupillo- + constriction.