crystal Definition in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of “crystal” - English Dictionary

Definition of "crystal" - American English Dictionary

See all translations

crystalnoun

 us   /ˈkrɪs·təl/

crystal noun (ROCK)

[C/U] transparentrock that ​looks like ​ice, or a ​piece of it

crystal noun (GLASS)

[C/U] transparentglass of high ​quality, usually with ​itssurfacecut into ​patterns that ​reflectlight [C/U] A crystal is a ​transparentglass or ​plasticcover for a ​watch or ​clock.

crystal noun (REGULAR SHAPE)

science [C] the ​solidstate of many ​simplesubstances, which have a ​regularshape and ​surfacesarranged in ​similarpatterns
(Definition of crystal from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "crystal" - British English Dictionary

See all translations

crystalnoun

uk   us   /ˈkrɪs.təl/

crystal noun (GLASS)

C2 [U] transparentglass of very high ​quality, usually with ​itssurfacecut into ​delicatepatterns: a crystal ​vase [C] US a ​transparentglass or ​plasticcover for a ​watch or ​clock
More examples

crystal noun (MINERAL)

[C] a ​piece of a ​substance that has ​becomesolid, with a ​regularshape: When ​seawater is ​allowed to ​evaporate, ​salt crystals are ​deposited. Cirrus ​clouds are ​composed of ​ice crystals. [C or U] clear, ​transparentrock that is used in ​jewellery, or a ​piece of this: a ​pair of crystal ​earrings
(Definition of crystal from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of crystal?
Add Cambridge dictionaries to your browser to your website
Word of the Day

forage

to go from place to place searching, especially for food

Word of the Day

Meerkat meme
Meerkat meme
by Colin McIntosh,
September 03, 2015
Meerkats are not new to popular culture (they appear in the folk tales of the San people of the Kalahari), but their arrival in the public’s consciousness, at least in the UK and the US, is a relatively recent phenomenon. Meerkats are small, sociable Southern African mammals that live in large family

Read More 

parklet noun
parklet noun
August 31, 2015
a public outdoor space that may be associated with a local business but where anyone can sit Pop-up cafes in NY are what’s actually called parklets in many other places around the country.

Read More