conspiracy

[kuhn-spir-uh-see]

noun, plural con·spir·a·cies.

the act of conspiring.
an evil, unlawful, treacherous, or surreptitious plan formulated in secret by two or more persons; plot.
a combination of persons for a secret, unlawful, or evil purpose: He joined the conspiracy to overthrow the government.

Law. an agreement by two or more persons to commit a crime, fraud, or other wrongful act.
any concurrence in action; combination in bringing about a given result.

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 for conspiracy

1. collusion, sedition.

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

Examples from the Web for conspiratory

Historical Examples of conspiratory

From those days, however, the Conspiratory Movement in Russia began to assume larger proportions.
The Contemporary Review, Volume 36, September 1879
Various
The Mensheviki contended that the time for secret, conspiratory action was past; that Russia had outgrown that earlier method.
Bolshevism
John Spargo
It was not for conspiratory action, but for the building up of a great movement.
Violence and the Labor Movement
Robert Hunter

British Dictionary definitions for conspiratory

conspiracy

noun plural -cies

a secret plan or agreement to carry out an illegal or harmful act, esp with political motivation; plot
the act of making such plans in secret

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 conspiratory

conspiracy

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.