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• think tank
  think tank

  noun

  a research institute or organization employed to solve complex problems or predict or plan future developments, as in military, political, or social areas.
• think-tank
  think-tank

  noun

  a group of specialists organized by a business enterprise, governmental body, etc, and commissioned to undertake intensive study and research into specified problems

think tank

American  

noun

• think tanks
  plural

1. a research institute or organization employed to solve complex problems or predict or plan future developments, as in military, political, or social areas.

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think-tank British  

noun

1. informal a group of specialists organized by a business enterprise, governmental body, etc, and commissioned to undertake intensive study and research into specified problems

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think tank Cultural  

1. An institution in which scholars pursue research in public policy. Largely funded by endowments and grants, think tanks work to improve public awareness of policy issues (through publications) and to influence the government to act upon issues of national importance. (See power elite.)

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think tank Idioms  

1. A group or organization dedicated to problem-solving and research, especially in such areas as technology, social or political strategy, and the military. For example, The congressional leaders rely too heavily on that conservative think tank. This term originated about 1900 as a facetious colloquialism for brain and was given its new meaning about 1950.

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Other Word Forms

Noun Inflected Forms

• think tanks
  plural

Etymology

Origin of think tank

1900–05 for earlier sense “brain”; 1955–60 for current sense

Example Sentences

See Examples For:

think tank think-tank

“Netanyahu has found himself over the years in a lot of corners,” said Avishay Ben Sasson-Gordis, head of U.S.-Israel research at the Institute for National Security Studies, an Israeli think tank.

From The Wall Street Journal ● Sep. 24, 2026

U Min Zin, the director at a think tank focused on Myanmar, was arrested on 3 June after travelling to the Chinese city of Kunming for an academic conference.

From BBC ● Sep. 17, 2026

"Canada right now seems more interested than the UK to get as close to Brussels as possible, as a non member state" says Mark Lowen, director of the European Council of Foreign Relations think tank.

From BBC ● Sep. 15, 2026

“While the drones are a problem, by far the biggest problem for Ukraine is glide bombs,” said Justin Bronk, a research fellow at the Royal United Services Institute, a British think tank.

From The Wall Street Journal ● Sep. 14, 2026

As an analyst for the Rand Corporation, a think tank focused on military and international issues, he had been granted permission to conduct research at the Pentagon, home of the United States Department of Defense.

From "Most Dangerous: Daniel Ellsberg and the Secret History of the Vietnam War" by Steve Sheinkin

Some think-tank analysts invited to meet the Iranian delegation said they are wary of U.S. sanctions that restrict informal policy dialogues with Tehran’s officials.

From The Wall Street Journal ● Sep. 22, 2026

A 2022 report by a non-proliferation think-tank put this figure at $640m.

From BBC ● Sep. 9, 2026

The figures have been much the same for years, both at Gallup and when tracked by the Employee Benefit Research Institute, a think-tank.

From MarketWatch ● Jul. 17, 2026

That could see a left-wing figure like Angela Rayner or Ed Miliband joining any race, Labour's former policy director Andrew Fisher told a think-tank event this week.

From Barron's ● Jun. 18, 2026

Her mentor was Donn Parker, the California think-tank theorist who got it all started 'way back in the mid-70s, the "grandfather of the field," "the great bald eagle of computer crime."

From The Hacker Crackdown, law and disorder on the electronic frontier by Bruce Sterling