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

guru

a religious leader or teacher in the Hindu or Sikh religion

Word of the Day

The way we move (Verbs for walking and running)

by Kate Woodford,
March 25, 2015
​​​ This week we’re looking at interesting ways to describe the way that people move. Most of the verbs that we’ll be considering describe how fast or slow people move. Others describe the attitude or state of mind of the person walking or running. Some describe both. Starting with verbs for walking slowly,

Read More 

crossfit noun

March 23, 2015
high-intensity strength training Two women in strappy dresses discussed how much weight they could snatch

Read More