Definitions

1. adjective

relating to or characteristic of a king or royalty

“The regnal style of the palace reflected its rich history.”

2. noun

a king or monarch, especially one who rules a kingdom

“Throughout history, many famous regnals have shaped the course of civilization.”

3. noun

a period of time during which a king or monarch reigns

“The regnal of King Henry VIII marked a significant shift in English politics.”