Definition of "calumniation"
noun
countable and uncountable, plural calumniations
A false accusation, or a malicious statement, about someone.
Quotations
To all those causes of calumniation, may be added the conduct of Darnley, unlearned, unmannered, untoward, as he was, that gave too much cause for censoriousness to represent, and scandal to propagate.
1822, George Chalmers, The Life of Mary, Queen of Scots: Drawn from the State Papers, with Subsidiary Memoirs