gonioscope: meaning, definition, pronunciation and examples
Very LowTechnical (Ophthalmology)
Quick answer
What does “gonioscope” mean?
A medical instrument used by eye doctors (ophthalmologists) to view the angle between the iris and cornea of the eye.
Audio
Pronunciation
Definition
Meaning and Definition
A medical instrument used by eye doctors (ophthalmologists) to view the angle between the iris and cornea of the eye.
A specialised optical device employing lenses and mirrors to allow examination of the anterior chamber angle (iridocorneal angle), a critical structure in glaucoma diagnosis and management.
Dialectal Variation
British vs American Usage
Differences
No lexical differences. Spelling and usage are identical. Both regions may use the eponymous term 'Goldmann gonioscope' (a common type).
Connotations
Exclusively medical/technical with no regional connotative differences.
Frequency
Equally rare and specialised in both dialects, confined entirely to ophthalmological contexts.
Grammar
How to Use “gonioscope” in a Sentence
The ophthalmologist used [a/the] gonioscope to examine the patient's angle.Gonioscopy is performed with [a type of] gonioscope.The angle structures were visualised via [the] gonioscope.Vocabulary
Collocations
Examples
Examples of “gonioscope” in a Sentence
adjective
British English
- The gonioscopic view was clear.
- Gonioscopic examination is essential.
American English
- The gonioscopic exam revealed angle recession.
- Gonioscopic findings were documented.
Usage
Meaning in Context
Business
Not used.
Academic
Used in medical and optometry textbooks, journals, and lectures on glaucoma or ocular anatomy.
Everyday
Virtually never used. An eye doctor might explain it to a patient in very simplified terms.
Technical
The primary context. Used in clinical notes, procedural manuals, equipment catalogues, and communication between ophthalmologists, optometrists, and ophthalmic technicians.
Vocabulary
Synonyms of “gonioscope”
Strong
Neutral
Weak
Watch out
Common Mistakes When Using “gonioscope”
- Mispronunciation: /ɡɒn.i.oʊˈskoʊp/ (stress on 'o') is incorrect. Stress is on the first syllable: /ˈɡoʊ.ni.əˌskoʊp/.
- Misspelling: 'gonnioscope', 'gonnioscope', 'gonioscope'.
- Using it as a verb: 'He gonioscoped the patient' is non-standard. Use 'He performed gonioscopy' or 'He examined the angle with a gonioscope'.
FAQ
Frequently Asked Questions
No. An ophthalmoscope is used to view the retina at the back of the eye. A gonioscope is specifically designed to view the anterior chamber angle at the front of the eye.
The procedure (gonioscopy) is not typically painful. The eye is numbed with anaesthetic drops, and a special contact lens (the gonioscope) is placed on the eye. Patients may feel slight pressure or a temporary blurring of vision.
Primarily ophthalmologists (eye surgeons and medical eye doctors) and some specially trained optometrists. It is a specialised piece of diagnostic equipment not used by general practitioners.
It shows whether the drainage angle of the eye is open, narrow, or closed; it can reveal scar tissue, abnormal blood vessels, or other anatomical features that are critical for diagnosing and managing glaucoma and other eye conditions.
A medical instrument used by eye doctors (ophthalmologists) to view the angle between the iris and cornea of the eye.
Gonioscope is usually technical (ophthalmology) in register.
Gonioscope: in British English it is pronounced /ˈɡəʊ.ni.əˌskəʊp/, and in American English it is pronounced /ˈɡoʊ.ni.əˌskoʊp/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'GO see the angle' (GONIO) with a SCOPE. It's a scope for the gonio (angle).
Conceptual Metaphor
A KEYHOLE into the eye's plumbing system. (The angle is where fluid drains; the gonioscope lets the doctor peek in.)
Practice
Quiz
What is the primary function of a gonioscope?