: a branch of mathematics or of symbolic logic that deals with the nature and relations of sets. â set theoretic adjective. See set theory defined for kids. ADVERTISEMENT.
Discrimination Lawsuit. A lawsuit is a civil action brought before a court of law in which a plaintiff, a party who claims to have received damages from a defendant's actions, seeks a legal or equitable remedy. The defendant is required to respond to the plaintiff's complaint.
Class action. This article is about the legal term. For names of various art works, see Class Action (disambiguation). A class action, class suit, or representative action is a type of lawsuit where one of the parties is a group of people who are represented collectively by a member of that group.