1.
[syn: slanderously, calumniously]
The Collaborative International Dictionary of English v.0.48:
Calumnious \Ca*lum"ni*ous\, a. [L. calumniosus.]
Containing or implying calumny; false, malicious, and
injurious to reputation; slanderous; as, calumnious reports.
[1913 Webster]
Virtue itself 'scapes not calumnious strokes. --Shak.
Syn: . Slanderous; defamatory; scurrilous; opprobrious;
derogatory; libelous; abusive. -- Ca*lum"ni*ous*ly,
adv. -- Ca*lum"ni*ous*ness, n.
[1913 Webster]
WordNet (r) 3.0 (2006):
calumniously
adv 1: in a false and slanderous and defamatory manner; with
slander or calumny [syn: slanderously, calumniously]