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domino theory

noun
1.
a theory that if one country is taken over by an expansionist, especially Communist, neighbor, party, or the like, the nearby nations will be taken over one after another.
Origin of domino theory
1960-1965
1960-65
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for domino theory
Contemporary Examples
Historical Examples
  • The domino theory deception makes the claim that if one thing happens another will invariably follow.

Word Origin and History for domino theory

in geo-politics, by 1963; see domino. Eisenhower's original phrase was domino principle (1954).

Online Etymology Dictionary, © 2010 Douglas Harper
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domino theory in Culture

domino theory definition


The idea that if one key nation in a region fell to control of communists, others would follow like toppling dominoes. The theory was used by many American leaders to justify American intervention in the Vietnam War. (See policy of containment.)

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Difficulty index for domino theory

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Word Value for domino

9
11
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