1
: a person who reigns over a kingdom or empire: such as
a
: a sovereign ruler
b
: a constitutional (see constitutional entry 1 sense 1) king or queen
2
: one that holds preeminent position or power
Cotton, monarch of the textile world …—
Wall Street Journal
Wall Street JournalSynonyms of monarch
Examples of monarch in a Sentence
a new history of French monarchs
the ruling monarch of Britain at that time was Queen Elizabeth I
Recent Examples on the Web
This year was no different as the celebration fell just a few weeks after the monarch made the difficult decision to strip his brother Andrew Mountbatten-Windsor of all his royal titles, including prince.
—Meredith Kile, PEOPLE, 14 Nov. 2025
Royal experts told Fox News Digital that the monarch will spend his birthday focused on duty — a hallmark of his reign.
—Stephanie Nolasco , Ashley Papa, FOXNews.com, 14 Nov. 2025
Ken Burns’ latest work takes us back to a moment of great dissension and division, a moment in which Americans raged against the monarch leading them and in which any outcome seemed possible.
—Daniel D'addario, Variety, 14 Nov. 2025
The tradition of the monarch enjoying two birthdays is thought to have started with King George II in 1748.
—Issy Ronald, CNN Money, 14 Nov. 2025
See All Example Sentences for monarch
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Meredith Kile, PEOPLE, 14 Nov. 2025
Royal experts told Fox News Digital that the monarch will spend his birthday focused on duty — a hallmark of his reign.
—Stephanie Nolasco , Ashley Papa, FOXNews.com, 14 Nov. 2025
Ken Burns’ latest work takes us back to a moment of great dissension and division, a moment in which Americans raged against the monarch leading them and in which any outcome seemed possible.
—Daniel D'addario, Variety, 14 Nov. 2025
The tradition of the monarch enjoying two birthdays is thought to have started with King George II in 1748.
—Issy Ronald, CNN Money, 14 Nov. 2025
See All Example Sentences for monarch
Cite this Entry
“Monarch.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monarch. Accessed 17 Nov. 2025.
Copy CitationKids Definition
monarch
noun
mon·arch
ˈmän-ərk 
-ˌärk
1
: a person who reigns over a kingdom or empire: as
a
: a ruler who has total power
absolute monarch
b
: someone who acts primarily as chief of state and who has only limited powers
constitutional monarch
2
: someone or something like a monarch
the oak is the monarch of the forest
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