noun · 2 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
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gō'nə-ŏs'kə-pē
rhymes with -ɒskəpi
1
noun
Meaning 1
the use of a gonioscope in conjunction with a slit lamp or operating microscope to gain a view of the anatomical angle formed between the eye's cornea and iris, known as the iridocorneal angle
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
an examination of the front part of the eye to check the angle where the iris meets the cornea; it is used to distinguish between open-angle glaucoma and closed-angle glaucoma
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: examination, scrutiny
History
Etymology
Etymology tree Proto-Indo-European *ǵónu Proto-Hellenic *gónu Ancient Greek γόνῠ (gónŭ)der. Ancient Greek γωνίᾱ (gōníā)der. English gonio- Proto-Indo-European *speḱ- Proto-Indo-European *-yeti Proto-Indo-European *spéḱyeti Proto-Hellenic *sképťomai Ancient Greek σκέπτομαι (sképtomai) Proto-Indo-European *-ós Proto-Hellenic *-ós ▲ Ancient Greek -ος (-os)influ. Ancient Greek -ός (-ós) Ancient Greek σκοπός (skopós) Proto-Indo-European *-eti Proto-Indo-European *-eyéti Proto-Indo-European *-esyéti Proto-Indo-European *-éh1ti Proto-Indo-European *-yeti Proto-Indo-European *-éh1yeti Proto-Indo-European *-yeti Proto-Indo-European *-éyeti Ancient Greek -έω (-éō) Ancient Greek σκοπέω (skopéō)der. English -scopy English gonioscopy From gonio- + -scopy.