adjective
Definition: Relating to the period in European history known as the Middle Ages, which lasted from about the 5th to the late 15th century.
Example: The castle was built in a medieval style, with tall towers and thick stone walls.
noun
Definition: A person who lived during the Middle Ages, a period in European history from about the 5th to the late 15th century.
Example: The medieval knight wore shining armor and rode a horse into battle.