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

• glass
• specs
• spectacles

Examples of eyeglass in a Sentence

She left her eyeglasses at work.

Recent Examples on the Web

There will also be collection of cellphones to be donated to Mutual Ground to support survivors of domestic violence, eyeglasses to benefit Lions Clubs International global vision programs and new or gently used books for donation to Scarce and the Will County Sheriff’s Office, organizers said. —Aurora Beacon-News, Chicago Tribune, 13 June 2025

That technology could be critical to specialized eyeglasses Amazon is developing for delivery drivers that Reuters reported exclusively last year. —Greg Bensinger, USA Today, 6 June 2025

Some of his issues were chalked up to needing new eyeglasses, his wife, Ali, said, according to The Daily Mail. —Cara Lynn Shultz, People.com, 3 June 2025

And even though his bat has come around lately — thanks to refined swing mechanics and the help of new eyeglasses — his defensive play at third has remained a liability. —Jack Harris, Los Angeles Times, 4 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