Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “glass”

See all translations

glass

noun uk   /ɡlɑːs/ us    /ɡlæs/

glass noun (SUBSTANCE)

A1 [U] a hard, transparent material, used to make windows, bottles, and other objects: coloured/broken glass a glass jar/dish/ornament It's a huge window made from a single pane of glass. [U] objects made from glass when thought of as a group: The museum has a fine collection of valuable glass.under glass in a glasshouse : In cool climates you have to grow tropical plants under glass.
More examples

glass noun (CONTAINER)

A1 [C] a small container for drinks made of glass or similar material, with a flat base and usually with no handle: a beer/wine glass She poured some milk into a glass.a glass of sth A1 a type or amount of drink contained in a glass: Would you like a glass of water? Two glasses of lemonade, please.
More examples

glass noun (FOR IMPROVING SIGHT)

glasses [plural]
More examples
A1 two small pieces of special glass or plastic in a frame worn in front of the eyes to improve sight: a pair of glasses reading glasses

glass noun (DEVICE)

the glass [S] old-fashioned a barometer : The glass has been falling/rising (= showing a change to bad/good weather) all day.
(Definition of glass from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of glass?
Add Cambridge dictionaries to your browser to your website

Definitions of “glass” in other dictionaries

Word of the Day

hard luck story

a story or piece of information that someone tells you or writes about himself or herself, intended to make you feel feel sympathy for that person

Word of the Day

A certain je ne sais quoi: French words and phrases used in English

by Liz Walter,
January 21, 2015
It is an odd irony that the more sophisticated your use of English is, the more likely you are to use French words and phrases. Or, to be more accurate, ones you know to be French – words such as ballet, au pair, abattoir, fiancé, café, and restaurant are so entrenched in

Read More 

micro pig noun

January 26, 2015
an extremely small pig, bred to be a pet Micro pigs have become popular pets recently, with famous owners including Victoria Beckham, Paris Hilton and Olympic diver, Tom Daley.

Read More