Cause of action—A group of operative facts giving rise to one or more bases for suing; a factual situation that entitles one person to obtain a remedy in court from another person.
Civil Procedure—The body of law — usually rules enacted by the legislature or courts — governing the methods and practices used in civil litigation.
Class action—A lawsuit in which the court authorizes a single person or a small group of people to represent the interests of a larger group.
Complaint—The initial pleading that starts a civil action and states the basis for the court's jurisdiction, the basis for the plaintiff's claim, and the demand for relief.
Discovery—The act or process of finding or learning something that was previously unknown.
Judgment—A court's final determination of the rights and obligations of the parties in a case.
Jurisdiction—A government's general power to exercise authority over all persons and things within its territory; especially, a state's power to create interests that will be recognized under common-law principles as valid in other states.
Pleading—A formal document in which a party to a legal proceeding (especially a civil lawsuit) sets forth or responds to allegations, claims, denials, or defenses.
† All definitions come from Black’s Law Dictionary.