акцептант: перевод на английский. Русско-английский и англо-русский юридический онлайн-словарь
акцептант – 1. offeree; 2. offeree; 3. acceptor(лицо, принявшее оферту; лицо, согласившееся оплатить чек, вексель и т. п.);
Пример употребления: Offer and acceptance are elements required for the formation of a legally binding contract: the expression of an offer to contract on certain terms by one person (the "offeror") to another person (the "offeree"), and an indication by the offeree of its acceptance of those terms. (Wikipedia).