refuse to acknowledge; disclaim knowledge of; responsibility for, or association with; "Her husband disavowed her after 30 years of marriage and six children"
a word that expresses a meaning opposed to the meaning of another word, in which case the two words are antonyms of each other; "to him the antonym of `gay' was `depressed'"
relating to or containing or caused by mercury; "mercurial preparations"; "mercurial sore mouth"
relating to or having characteristics (eloquence, shrewdness, swiftness, thievishness) attributed to the god Mercury; "more than Mercurial thievishness"
relating to or under the (astrological) influence of the planet Mercury; "the Mercurial canals"