Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “citadel”

citadel

noun [C] uk   /ˈsɪt.ə.del/ us    /ˈsɪt̬-/

citadel noun [C] (BUILDING)

a strong castle in or near a city, where people can shelter from danger, especially during a war: The town has a 14th century citadel overlooking the river.

citadel noun [C] (ORGANIZATION)

literary a powerful organization in which finding a job is difficult for someone who does not know people who work there: At the age of 32, she managed to enter one of the citadels of high fashion.
(Definition of citadel from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of citadel?
Add Cambridge dictionaries to your browser to your website

Definitions of “citadel” in other dictionaries

Word of the Day

fairy

an imaginary creature with magic powers, usually represented as a very small person with wings

Word of the Day

What’s that lovely smell?

by Kate Woodford​,
October 29, 2014
As adult humans, we can distinguish about 10,000 different smells. It’s no wonder, then, that we have so many words and expressions to describe them. This week we’re taking a look at those smell words – words that describe good smells and words that describe bad smells. Most smell words are either

Read More 

high-frequency trading noun

October 27, 2014
a type of stock market trading that uses very complex technology to trade extremely quickly, often making tiny profits which nevertheless add up to substantial sums Lewis’s book, Flash Boys, is driving a huge amount of attention toward the topic of high frequency trading, and it has rekindled some of

Read More