"act of caluminating," 1540s, noun of action from calumniate (v.).
Entries linking to calumniation
calumniate v.
"knowingly utter false charges," 1550s, from Latin calumniatus, past participle of calumniari "to accuse falsely," from calumnia "slander, false accusation" (see calumny). A doublet of challenge. Related: Calumniated; calumniating.