eyeglass

noun

eye·​glass ˈī-ˌglas 

1

a

: eyepiece

b

: a lens worn to aid vision

specifically : monocle

c

eyeglasses plural : a device used to correct defects of vision or to protect the eyes that consists typically of a pair of glass or plastic lenses and the frame by which they are held in place : glasses

2

: eyecup sense 1

Synonyms

• sunglasses
• glass
• spectacles

Examples of eyeglass in a Sentence

She left her eyeglasses at work.

Recent Examples on the Web

Any wax or grime on the exterior surface of the aids can be rubbed off with a standard microfiber cloth or an eyeglass cleaning cloth. —Christopher Null, Wired News, 22 June 2025

In real-world usage, that coil and meter could be built into eyeglass frames worn by the patient while sleeping. —Ben Coxworth, New Atlas, 15 June 2025

The series also features the owner of the plane, eyeglasses magnate Alain Afflelou. —Olivia B. Waxman, Time, 11 June 2025

Dot-matrix printouts of Fletcher's face bob throughout the crowd as Gahan bends his fingers to form eyeglasses and holds his arms overhead in a mask-like pose. —Melissa Ruggieri, USA Today, 7 June 2025

Word History

First Known Use

1593, in the meaning defined at sense 1c

Rhymes for eyeglass

• candlemas
• fiberglass
• fibreglass
• hourglass
• isinglass
• lemongrass
• martinmas
• orchardgrass
• overpass
• plexiglas
• plexiglass
• sassafras

Kids Definition

eyeglass

noun

eye·​glass -ˌglas 

1

: a glass lens used to help one see clearly

2

plural : glass entry 1 sense 2b

Medical Definition

eyeglass

noun

eye·​glass ˈī-ˌglas 

1

a

: eyepiece

b

: a lens worn to aid vision

specifically : monocle

c

eyeglasses plural : glasses, spectacles

2

: eyecup sense 1