to oppose with argument; criticize adversely; call in question
Origin of oppugnMiddle English oppugnen ; from Classical Latin oppugnare ; from ob- (see ob-) + pugnare ; from pugna, a fight: see pugnacious
transitive verbop·pugned, op·pugn·ing, op·pugns
To oppose, contradict, or call into question.
Origin of oppugnMiddle English oppugnen, from Latin oppugnare, to attack : ob-, against; see ob– + pugnare, to fight with the fist; see peuk- in Indo-European roots.
(third-person singular simple present oppugns, present participle oppugning, simple past and past participle oppugned)