involving adversaries, as plaintiff and defendant in a legal proceeding: an adversary trial.
Origin: 1300–50; ME adversarie < L adversārius, equiv. to advers(us) (see adverse) + -ārius-ary; r. ME adversere < AF
Related forms:
ad⋅ver⋅sar⋅i⋅ness, noun
Synonyms: 1.Adversary,antagonist mean a person or a group contending against another. Adversary suggests an enemy who fights determinedly, continuously, and relentlessly: a formidable adversary. Antagonist suggests one who, in hostile spirit, opposes another, often in a particular contest or struggle: a duel with an antagonist.
ad·ver·sar·i·al (ād'vər-sâr'ē-əl) adj. Relating to or characteristic of an adversary; involving antagonistic elements: "the chasm between management and labor in this country, an often needlessly adversarial . . . atmosphere"(Steve Lohr).
1330, aduersere, from Anglo-Fr. adverser (13c.), from O.Fr. adversier, from L. adversarius "opponent, adversary, rival," lit. "turned toward one," from adversus "turned against" (see adverse). The L. word is glossed in O.E. by wiðerbroca.
Main Entry: ad·ver·sar·i·al Pronunciation: "ad-v&r-'ser-E-&l Function: adjective : of, relating to, or characteristic of an adversary or adversary procedures :ADVERSARY
Main Entry: 2adversary Function: adjective : of, relating to, or involving opposing parties or interests; specifically: of, relating to, or involving a system of justice in which opposing parties usually represented by counsel present evidence to an impartial decision-maker (as a jury) by a process of questioning witnesses under the supervision of a judge —compare ACCUSATORIAL, INQUISITORIAL