defamatory

adjective

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

adjective

1. injurious to someone’s name or reputation

adj.

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