mastery

noun

mas·​tery ˈma-st(ə-)rē How to pronounce mastery (audio)
Synonyms of masterynext
1
a
: the authority of a master : dominion
b
: the upper hand in a contest or competition : superiority, ascendancy
2
a
: possession or display of great skill or technique
b
: skill or knowledge that makes one master of a subject : command

Examples of mastery in a Sentence

We were impressed by her mastery of the subject. She achieved a complete mastery of French. He struggled to gain mastery of his fears.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
It’s been pure mastery from Schlittler on the mound. Chris Kirschner, New York Times, 16 May 2026 This year’s scholarships challenge students to push the boundaries of contemporary design spanning wearable technology and digital fabrication, mastery of traditional techniques and a thoughtful approach to sustainability and material sourcing. Lisa Lockwood, Footwear News, 13 May 2026 Sitting inside a vehicle, explorers redefined heroism around mastery of machines and self. Danny Robb, JSTOR Daily, 12 May 2026 Angel Martinez homered and Cleveland's pitchers struck out 13 as the Guardians kept up their home mastery of the Los Angeles Angels with a 3-2 victory on Tuesday night. CBS News, 12 May 2026 See All Example Sentences for mastery

Word History

Etymology

Middle English maistrie, from Anglo-French mestrie, maistrie, from meistre master

First Known Use

13th century, in the meaning defined at sense 1a

Time Traveler
The first known use of mastery was in the 13th century

Browse Nearby Words

Cite this Entry

“Mastery.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mastery. Accessed 20 May. 2026.

Kids Definition

mastery

noun
mas·​tery ˈmas-t(ə-)rē How to pronounce mastery (audio)
plural masteries
1
: the position or authority of a master
2
3
: skill or knowledge that makes one master of something : command
a mastery of French

More from Merriam-Webster on mastery

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster