Simple Definition of monarch

from our Learner's Dictionary

monarch

noun

ˈmɑːˌnɑɚk

plural monarchs

: a person (such as a king or queen) who rules a kingdom or empire

a new history of French monarchs

an absolute monarch

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“Monarch.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/monarch. Accessed 24 Jun. 2026.

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