keystone Definition in the Cambridge English Dictionary Cambridge dictionaries logo

Definition of “keystone” - English Dictionary

"keystone" in British English

See all translations

keystonenoun [C]

uk   /ˈkiː.stəʊn/  us   /-stoʊn/
  • keystone noun [C] (STONE)

specialized architecture the ​middlestone in the ​top of an arch that has a ​specialshape and ​holds all the other ​stones in ​position
(Definition of keystone from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"keystone" in Business English

See all translations

keystonenoun [C]

uk   us   /ˈkiːstəʊn/
the most important ​part of a ​plan, ​idea, etc. on which everything else depends: Selling ​overseas has been, and always will remain, one of the keystones of our ​nationalprosperity. A keystone of its ​corporatestrategy is to ​invest in ​people, ​technology, and ​training to ​create a ​brand.
(Definition of keystone from the Cambridge Business English Dictionary © Cambridge University Press)
Translations of “keystone”
in Chinese (Simplified) 石, 拱顶石, 塞缝石…
in Chinese (Traditional) 石, 拱頂石, 塞縫石…
What is the pronunciation of keystone?
Add Cambridge dictionaries to your browser to your website
Word of the Day

futuristic

strange and very modern, or intended or seeming to come from some imagined time in the future

Word of the Day

Chest pains and palpitations: talking about illness (2)
Chest pains and palpitations: talking about illness (2)
by Liz Walter,
February 03, 2016
My previous post (My leg hurts: Talking about illness (1)) presented some general vocabulary to use at the doctor’s. This one looks at some more specific areas of illness and explains some useful words and phrases that you may need to use or understand on a visit to the doctor’s. There are several

Read More 

awesomesauce noun
awesomesauce noun
February 01, 2016
slang the state of being extremely good or enjoyable or something or someone that is extremely good or enjoyable Recovering from the awesomesauce of another fab #Vidcon!!

Read More