glass eye: meaning, definition, pronunciation and examples
LowFormal/Medical; Neutral in metaphorical use.
Quick answer
What does “glass eye” mean?
An artificial eye, typically made from glass or acrylic, worn to replace a missing or damaged natural eye.
Audio
Pronunciation
Definition
Meaning and Definition
An artificial eye, typically made from glass or acrylic, worn to replace a missing or damaged natural eye.
Can be used metaphorically to describe a fixed, unblinking, or lifeless stare. Less commonly, can refer to the eye of a needle, especially a very large one.
Dialectal Variation
British vs American Usage
Differences
No significant difference in the core medical term. The metaphorical use might be slightly more common in British literary contexts.
Connotations
Neutral in medical context. Can carry a slightly sinister or unsettling connotation in metaphorical use.
Frequency
Low frequency in both varieties; slightly higher in medical/ocularist contexts.
Grammar
How to Use “glass eye” in a Sentence
He was fitted with a glass eye.She wears/has a glass eye.The glass eye was remarkably realistic.Vocabulary
Collocations
Examples
Examples of “glass eye” in a Sentence
verb
British English
- N/A – not a verb.
American English
- N/A – not a verb.
adverb
British English
- N/A – not an adverb.
American English
- N/A – not an adverb.
adjective
British English
- N/A – not an adjective. Can be used attributively in compounds: 'glass-eye specialist'.
American English
- N/A – not an adjective. Can be used attributively in compounds: 'glass-eye patient'.
Usage
Meaning in Context
Business
N/A
Academic
Used in medical history, disability studies, or prosthetics research.
Everyday
Used when discussing someone's medical history or appearance.
Technical
Standard term in ophthalmology, optometry, and ocularistry, though 'ocular prosthesis' is more precise.
Vocabulary
Synonyms of “glass eye”
Strong
Neutral
Weak
Vocabulary
Antonyms of “glass eye”
Watch out
Common Mistakes When Using “glass eye”
- Using 'glass eye' to refer to a lazy eye (amblyopia) or a cataract (which clouds the natural lens).
- Misspelling as 'glasseye' (should be two words or hyphenated: 'glass-eye').
FAQ
Frequently Asked Questions
Historically, yes, they were made from blown glass. Modern prosthetic eyes are typically made from medical-grade acrylic plastic, which is more durable and lightweight, but the traditional name 'glass eye' persists.
A simple glass eye does not move. However, modern orbital implants, placed in the eye socket after enucleation, can be connected to the prosthetic eye via a peg, allowing for some limited movement coordinated with the other eye.
Yes, it is generally considered impolite and intrusive to comment on or ask personal questions about someone's prosthetic unless they bring it up first. It is a personal medical matter.
An ocularist. This is a highly specialised professional who designs, fabricates, and fits prosthetic eyes.
An artificial eye, typically made from glass or acrylic, worn to replace a missing or damaged natural eye.
Glass eye is usually formal/medical; neutral in metaphorical use. in register.
Glass eye: in British English it is pronounced /ˌɡlɑːs ˈaɪ/, and in American English it is pronounced /ˌɡlæs ˈaɪ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[Metaphorical] He stared with a glass eye (a fixed, unseeing stare).”
Learning
Memory Aids
Mnemonic
Imagine a pirate with an eye patch. Under the patch is not a scar, but a shiny, beautiful glass eye.
Conceptual Metaphor
LIFELESSNESS/ARTIFICIALITY IS GLASS (The glass eye represents something that looks real but lacks life and natural function).
Practice
Quiz
In which context is 'glass eye' used correctly?