Definition of monarch
1
: a person who reigns over a kingdom or empire: such as
a
: a sovereign ruler
b
: a constitutional (see constitutional entry 1 sense 3) king or queen
2
: one that holds preeminent position or power
cotton, monarch of the textile world — Wall Street Journal
Test Your Vocabulary
Odd Habits and Quirks
-
- Which of the following best describes an easily irritated person?

Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share monarch
Time Traveler for monarch
The first known use of monarch was in the 15th century
See more words from the same century