Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “think tank”

think tank

noun [C usually singular, + sing/pl verb]    
a group of experts brought together, usually by a government , to develop ideas on a particular subject and to make suggestions for action Experts and specialistsGroups of people
(Definition of think tank noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of think tank

Definitions of “think tank” in other dictionaries

Word of the Day


the skill or activity of preparing and cooking food

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More