Definitionen
1.NounOne who opposes another; one who works or takes a position against someone or something; one who attempts to stop the progress of someone or something."The person who ran against her in the last election proved to be a formidable opponent.; During the crackdown, many opponents of the regime were arrested.; She was a dedicated opponent of the death penalty."
2.NounOne who opposes another physically (in a fight, sport, game, or competition).
3.NounOne who opposes another in words (in a dispute, argument or controversy).
4.NounOne who is opposed or objects (to a policy, course of action or set of ideas)."She was a dedicated opponent of the death penalty."
5.NounThe participant who opens an academic debate by putting forward objections to a theological or philosophical thesis.
6.AdjectiveOpposing; adverse; antagonistic.
7.AdjectiveSituated in front; opposite.