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conspiracy

[kuhn-spir-uh-see]
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noun, plural con·spir·a·cies.
  1. the act of conspiring.
  2. an evil, unlawful, treacherous, or surreptitious plan formulated in secret by two or more persons; plot.
  3. a combination of persons for a secret, unlawful, or evil purpose: He joined the conspiracy to overthrow the government.
  4. Law. an agreement by two or more persons to commit a crime, fraud, or other wrongful act.
  5. any concurrence in action; combination in bringing about a given result.
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Origin of conspiracy

1325–75; Middle English conspiracie, probably < Anglo-French; see conspire, -acy; replacing Middle English conspiracioun; see conspiration
Related formscon·spir·a·tive, adjectivecon·spir·a·to·ri·al [kuhn-spir-uh-tawr-ee-uhl, -tohr-] /kənˌspɪr əˈtɔr i əl, -ˈtoʊr-/, con·spir·a·to·ry, adjectivecon·spir·a·to·ri·al·ly, adverbnon·con·spir·a·to·ri·al, adjectivepre·con·spir·a·cy, noun, plural pre·con·spir·a·cies.

Synonyms

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Synonym study

2. Conspiracy, plot, intrigue, cabal all refer to surreptitious or covert schemes to accomplish some end, most often an evil one. A conspiracy usually involves a group entering into a secret agreement to achieve some illicit or harmful objective: a vicious conspiracy to control prices. A plot is a carefully planned secret scheme, usually by a small number of persons, to secure sinister ends: a plot to seize control of a company. An intrigue usually involves duplicity and deceit aimed at achieving either personal advantage or criminal or treasonous objectives: the petty intrigues of civil servants. Cabal refers either to a plan by a small group of highly-placed persons to overthrow or control a government, or to the group of persons themselves: a cabal of powerful lawmakers.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

sympatheticunjustbiasedsectarianone-sidedsecludedcovertclassifiedundisclosedprivateundercovermysteriousunknownundergroundfurtivehush-hushobscureunpublishedclandestinesurreptitious

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British Dictionary definitions for conspiratorial

conspiracy

noun plural -cies
  1. a secret plan or agreement to carry out an illegal or harmful act, esp with political motivation; plot
  2. the act of making such plans in secret
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Derived Formsconspirator, nounconspiratorial (kənˌspɪrəˈtɔːrɪəl) or conspiratory, adjectiveconspiratorially, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for conspiratorial

conspiracy

n.

mid-14c., from Anglo-French conspiracie, Old French conspiracie "conspiracy, plot," from Latin conspirationem (nominative conspiratio) "agreement, union, unanimity," noun of action from conspirare (see conspire); earlier in same sense was conspiration (early 14c.), from French conspiration (13c.), from Latin conspirationem. An Old English word for it was facengecwis. As a term in law, from 1863. Conspiracy theory is from 1909.

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Online Etymology Dictionary, © 2010 Douglas Harper