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 of eyeglass

• sunglasses
• glass
• spectacles

Examples of eyeglass in a Sentence

She left her eyeglasses at work.

Recent Examples on the Web

In the service of authenticity, Chalamet wore contact lenses to distort his vision, then actual prescription eyeglasses to correct it. —Lisa Wong MacAbasco, Vogue, 23 Dec. 2025

Here are some signs that definitely mean your child may need kids' eyeglasses. —Matthew Kayser, Ascend Agency, 19 Dec. 2025

In another, a knockout image featuring two children resting on their backs, sunlight blazes with an almost divisive intent, turning one child’s eyeglasses opaque with its glare while leaving his friend’s face in shadow. —Dawn Chan, New Yorker, 6 Dec. 2025

With the tax-free money in a health savings account, a person can pay for eyeglasses or medical exams, as well as a $1,700 baby bassinet or a $300 online parenting workshop. —Amanda Seitz, Fortune, 5 Dec. 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