cat's eye: meaning, definition, pronunciation and examples
B2General, with a specific technical/descriptive register for road infrastructure and gemology.
Quick answer
What does “cat's eye” mean?
A small reflective device, typically a glass or plastic sphere or hemisphere, set into a road's surface to mark lanes, reflect light from headlights, and improve night visibility.
Audio
Pronunciation
Definition
Meaning and Definition
A small reflective device, typically a glass or plastic sphere or hemisphere, set into a road's surface to mark lanes, reflect light from headlights, and improve night visibility.
Also used to describe certain gemstones (e.g., chrysoberyl) with a luminous band resembling a cat's eye. Informally, it can refer to a cat's eye itself, especially in a descriptive literary context.
Dialectal Variation
British vs American Usage
Differences
The term is strongly associated with UK and Commonwealth English for the road device. In American English, 'reflector' or 'raised pavement marker' is more common, though 'cat's eye' is understood. The gemstone term is international.
Connotations
In the UK, it evokes a specific, familiar design of road safety device invented by Percy Shaw. In the US, it may sound more like a description of a cat or a gemstone.
Frequency
High frequency in UK English for road contexts; lower frequency in US English, where it may be considered a Britishism.
Grammar
How to Use “cat's eye” in a Sentence
The [road/lane] is marked with cat's eyes.A cat's eye [reflects/gleams/indicates].They installed new cat's eyes along the [motorway/A-road].Vocabulary
Collocations
Examples
Examples of “cat's eye” in a Sentence
verb
British English
- The council will cat's-eye that stretch of the bypass next month.
American English
- (Rare as verb) They're planning to reflectorize the new highway.
adverb
British English
- (Not used as adverb)
American English
- (Not used as adverb)
adjective
British English
- The cat's-eye reflector is a British invention.
- She wore a cat's-eye brooch.
American English
- The cat's-eye gemstone had a beautiful chatoyancy.
Usage
Meaning in Context
Business
Rare, except in contexts of road construction, safety equipment, or gemstone trading.
Academic
Used in engineering (transport), materials science (reflectivity), and gemology.
Everyday
Common in UK driving conversation (e.g., 'I followed the cat's eyes in the fog').
Technical
Specific to transportation infrastructure (design, photometric standards) and gemology (chatoyancy).
Watch out
Common Mistakes When Using “cat's eye”
- Spelling as 'catseye' or 'cats eye' without the apostrophe (though 'catseye' is an accepted variant for gems).
- Using plural 'cats' eyes' instead of 'cat's eyes' for multiple devices.
- Misapplying the term to simple painted lines on roads.
FAQ
Frequently Asked Questions
Because the reflective glass sphere resembles the way a cat's eye gleams in the dark, reflecting light back to its source.
Percy Shaw, a British inventor, patented it in 1934 after being inspired by reflected light from tram tracks.
Informally, it can describe any small, reflective item or a descriptive term in literature for something that gleams like an eye. It's also a type of children's marble.
For the road device, the plural is 'cat's eyes' (e.g., 'a line of cat's eyes'). The gemstone can be 'cat's eyes' or 'cat's eye stones'.
A small reflective device, typically a glass or plastic sphere or hemisphere, set into a road's surface to mark lanes, reflect light from headlights, and improve night visibility.
Cat's eye is usually general, with a specific technical/descriptive register for road infrastructure and gemology. in register.
Cat's eye: in British English it is pronounced /ˈkæts ˌaɪ/, and in American English it is pronounced /ˈkæts ˌaɪ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[No common idioms; the term is largely literal]”
Learning
Memory Aids
Mnemonic
Imagine a cat sitting by a dark road. Its eyes gleam in your headlights, showing you the way—just like the little reflectors on the tarmac.
Conceptual Metaphor
THE ROAD IS A LIVING ENTITY/GUIDE (its 'eyes' watch and guide you). LIGHT REFLECTION IS AN EYE (a source of visual guidance).
Practice
Quiz
In which context is the term 'cat's eye' MOST commonly used in British English?