[ dih-fam-uh-tawr-ee, -tohr-ee ]
/ dɪˈfæm əˌtɔr i, -ˌtoʊr i /


containing defamation; injurious to reputation; slanderous or libelous: She claimed that the article in the magazine was defamatory.

Origin of defamatory

1585–95; < Medieval Latin diffāmātōrius, equivalent to Latin diffāmā(re) (see defame) + -tōrious -tory1
Related formsnon·de·fam·a·to·ry, adjectiveun·de·fam·a·to·ry, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for defamatory

British Dictionary definitions for defamatory


/ (dɪˈfæmətərɪ, -trɪ) /


injurious to someone's name or reputation
Derived Formsdefamatorily, 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 defamatory



1590s, from Middle French diffamatoire, Medieval Latin diffamatorius "tending to defame," from diffamat-, past participle stem of diffamare (see defame).

Online Etymology Dictionary, © 2010 Douglas Harper