When something is constitutional, it means it aligns with or follows the principles outlined in a constitution - usually referring to adherence to rights and limitations set forth in the United States Constitution.
Related terms
Constitution: A constitution is a written document that outlines the basic principles and laws of a country or organization.
Judicial Review: Judicial review is the power of the courts to determine if a law or action is constitutional.
Due Process: Due process refers to fair treatment and procedures that must be followed in legal proceedings.