strength·​en | \ ˈstreŋ(k)-thən How to pronounce strengthen (audio) , ˈstren(t)- \
strengthened; strengthening\ ˈstreŋ(k)th-​niŋ How to pronounce strengthening (audio) , ˈstren(t)th-​ ; ˈstreŋ(k)-​thə-​ , ˈstren(t)-​ \

Definition of strengthen

transitive verb

: to make stronger

intransitive verb

: to become stronger

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Other Words from strengthen

strengthener \ ˈstreŋ(k)th-​nər How to pronounce strengthener (audio) , ˈstren(t)th-​ ; ˈstreŋ(k)-​thə-​ , ˈstren(t)-​ \ noun

Synonyms & Antonyms for strengthen



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Examples of strengthen in a Sentence

These exercises will strengthen your stomach muscles. He takes herbs to strengthen his immune system. The development of new electronic products has strengthened the company's position as the leader in digital technology. Holidays often serve to strengthen bonds between family members. Their financial situation strengthened her determination to find a new career. The team has been strengthened by the addition of several new players. The winds are expected to strengthen. The economy is slowly strengthening. The Canadian dollar is strengthening against the U.S. dollar. The trade restrictions will strengthen the pound.
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Recent Examples on the Web AP Photo/Tsvangirayi Mukwazhi Zimbabwe and China this week signed a currency swap deal aimed at strengthening trade between the two nations. Farai Shawn Matiashe, Quartz Africa, "A currency swap deal with China could backfire on Zimbabwe’s hope to build forex reserves," 16 Jan. 2020 The book also couples those insights with strategies from career coaches and tips from experts on strengthening your resume, utilizing LinkedIn and more. Erin Delmore, NBC News, "Mika and Ginny Brzezinski on TODAY: How to get over the fear of failure, land your dream job," 13 Jan. 2020 And Mr Putin may see ways of strengthening his hand now that General Suleimani, the linchpin of Iran’s Syria strategy, is out of the way. The Economist, "After the assassination How Iran can respond to the killing of Qassem Suleimani," 9 Jan. 2020 Read the pictures Reading, interpreting, and creating comics may be a way of strengthening the pathways that are responsible for other types of processing as well. Mary Widdicks, Quartz, "The visual language of comic books can improve brain function," 2 Jan. 2020 Last Sunday, the country’s leader, Kim Jong Un, met with key ruling party leaders aimed at strengthening their military capability and perhaps selecting that gift. Ved Nanda, The Denver Post, "Nanda: Convince Kim Jong Un that America not only can but is willing to use military force," 27 Dec. 2019 But my first turns would be painful and frustrating without strengthening my legs at the gym before that first day on the slopes. Joe Jackson, Outside Online, "Workout Shorts that Make Leg Day More Bearable," 26 Dec. 2019 Warren also calls for strengthening emissions standards for transportation and electricity and moving the country away from carbon and toward renewables. Sam Metz, USA TODAY, "Democrats to debate in California. Some of the state's controversial laws have divided the field," 19 Dec. 2019 These scenarios reinforce the importance of strengthening environmental policies. Marilyn A. Brown, Scientific American, "Would a Green New Deal Add or Kill Jobs?," 17 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'strengthen.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of strengthen

15th century, in the meaning defined at transitive sense

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Time Traveler for strengthen

Time Traveler

The first known use of strengthen was in the 15th century

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Statistics for strengthen

Last Updated

20 Jan 2020

Cite this Entry

“Strengthen.” The Dictionary, Merriam-Webster Inc., Accessed 23 January 2020.

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More Definitions for strengthen


How to pronounce strengthen (audio)

English Language Learners Definition of strengthen

: to make (someone or something) stronger, more forceful, more effective, etc.
: to become stronger, more forceful, more effective, etc.
of money : to increase in value when compared to money from other countries


strength·​en | \ ˈstreŋ-thən How to pronounce strengthen (audio) \
strengthened; strengthening

Kids Definition of strengthen

: to make, grow, or become stronger or more powerful Exercises will strengthen your muscles.

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Comments on strengthen

What made you want to look up strengthen? Please tell us where you read or heard it (including the quote, if possible).


out of the ordinary or unreasonable

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