sharpen

verb

sharp·​en ˈshär-pən How to pronounce sharpen (audio)
sharpened; sharpening ˈshär-pə-niŋ How to pronounce sharpen (audio)
ˈshärp-niŋ
Synonyms of sharpennext

transitive verb

: to make sharp or sharper
especially : hone

intransitive verb

: to become sharp or sharper
sharpener
ˈshär-pə-nər How to pronounce sharpen (audio)
ˈshärp-nər
noun

Examples of sharpen in a Sentence

Can you sharpen the image? The lecture sharpened my understanding of the topic. The outlines of the mountains sharpened as we got closer.
Recent Examples on the Web
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Together, the two new pieces sharpen Audiovisual From Spain’s push to frame Spanish screen talent as part of a wider creative ecosystem with clear international reach. Emiliano De Pablos, Variety, 18 Mar. 2026 The knife blade is not serrated, so it can be honed for maintenance and eventually sharpened. Emily Johnson, Bon Appetit Magazine, 18 Mar. 2026 In a perfect world, this is the time of year the Knicks would be sharpening their edge. Kristian Winfield, New York Daily News, 17 Mar. 2026 This is where the Roth’s value sharpens for pre-retirees. Allison Palmer, Fort Worth Star-Telegram, 17 Mar. 2026 See All Example Sentences for sharpen

Word History

First Known Use

15th century, in the meaning defined at transitive sense

Time Traveler
The first known use of sharpen was in the 15th century

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Cite this Entry

“Sharpen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sharpen. Accessed 19 Mar. 2026.

Kids Definition

sharpen

verb
sharp·​en ˈshär-pən How to pronounce sharpen (audio)
sharpened; sharpening ˈshärp-(ə-)niŋ How to pronounce sharpen (audio)
1
: to make or become sharp or sharper
sharpen a pencil
a better lens sharpened the image
pain that suddenly sharpened
2
: improve
sharpen one's skills
sharpener noun

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