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complainant

[ kuhm-pley-nuhnt ]
/ kəmˈpleɪ nənt /
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noun
a person, group, or company that makes a complaint, as in a legal action.
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Origin of complainant

1375–1425; late Middle English <Anglo-French compleignant (present participle of compleindre). See complain, -ant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use complainant in a sentence

British Dictionary definitions for complainant

complainant
/ (kəmˈpleɪnənt) /

noun
law a person who makes a complaint, usually before justices; plaintiff
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
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