respondent
nounOne who responds.
nounThe defending party in certain legal proceedings, as in a case brought by petition.
adjectiveGiving or given as an answer; responsive.
adjectiveOf or being a respondent in a proceeding.
nounA defendant in a lawsuit, now specifically in a divorce case.
Answering; responding.
Conformable; corresponding.
nounOne who responds; specifically, in a scholastic disputation, one who maintains a thesis, and defends it against the objections of one or more opponents.
nounSpecifically One who answers or is called on to answer a petition or an appeal.
nounIn mathematics, a quantity in the body of a table: opposed to argument, or the regularly varying quantity with which the table is entered.