ex·per·tise | \ˌek-(ˌ)spər-ˈtēz, -ˈtēs \

Definition of expertise 

1 : the skill of an expert

2 : expert opinion or commentary

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Synonyms & Antonyms for expertise


experience, know-how, proficiency, savvy, skills



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Examples of expertise in a Sentence

While the declared nuclear powers have wobbled in their commitment to get rid of their arsenals, the rise of a global black market in nuclear expertise and materials has made the Bomb more attainable for everyone else. — Michael Elliott, Time, 1 Aug. 2005 The English magazine The Spectator employs me as "Dear Mary," a so-called agony aunt, in which capacity I have over the years gained considerable expertise in various areas of etiquette … — Mary Killen, Atlantic, May 2001 Can anyone out there drive a bloody automobile? By driving I do not mean simply guiding a two-ton lump of steel and plastic along a smooth stretch of macadam, but actually steering, braking, and shifting the thing with a modicum of competence, if not outright expertise. — Brock Yates, Car & Driver, October 2001 If a company that spends millions of dollars a year on a fancy advertising campaign to brag about its Web design expertise can't steer a motivated buyer like me to a Buy Now button in less than 30 minutes, then what hope is there for smaller, less experienced retail sites? — Michelle Slatalla, New York Times, 8 Mar. 2001 His expertise on defense will help the team. her expertise in legal matters
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Recent Examples on the Web

Robert Martone Robert Martone is a research scientist with expertise in neurodegeneration. Robert Martone, Scientific American, "Early Life Experience: It’s in Your DNA," 10 July 2018 After his lawyers originally told him in 2013 that his case against the government was hopeless, Wilson fired them and hired two new ones with expertise in export control and both Second and First-Amendment law. Adam Fisher, WIRED, "A Landmark Legal Shift Opens Pandora’s Box for DIY Guns," 10 July 2018 Harvey said that the effort built on the technical expertise of an artificial intelligence startup called Magic Pony that the company acquired in 2016. Craig Timberg And Elizabeth Dwoskin,, "Twitter is sweeping out fake accounts like never before, putting user growth at risk," 7 July 2018 Still, the district is hiring 95 teachers as part of this budget, including teachers for the I.M. Terrell Academy for STEM and VPA campus and sixty teachers with expertise in teaching students with dyslexia. Diane Smith, star-telegram, "Fort Worth schools budget raises starting teacher pay," 26 June 2018 While hackathons are usually reserved for computer programmers, this dayslong sprint will also draw on the expertise of local mental health experts and community leaders, parents, analysts and entrepreneurs. Rebecca Lurye, Courant Community, "Hackathon To Shape Hartford's Plan To Aid Traumatized Youth," 22 June 2018 Now, big oil companies are drawing on expertise gained from their U.S. operations and making investments around the world again. Sarah Kent, WSJ, "Oil Industry Tries to Take the Fracking Boom Global," 19 June 2018 Many rides draw on the expertise — or quirks — of cyclists. Samantha West, Milwaukee Journal Sentinel, "Local bicyclist organizes '100 Days of Biking' hoping to get others to share the journey," 17 June 2018 Even with expertise in electrical and biological engineering, the team was still finding difficulties with protecting the plastic containers from the humidity inside a pig's gastrointestinal tract. David Grossman, Popular Mechanics, "Ingestible Medical Device Can Tell Your Phone What's Happening in Your Gut," 24 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'expertise.' 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 expertise

1868, in the meaning defined at sense 2

History and Etymology for expertise

borrowed from French, going back to Middle French, from espert, expert expert entry 1 + -ise -ice

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Phrases Related to expertise

area of expertise

Statistics for expertise

Last Updated

13 Oct 2018

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Time Traveler for expertise

The first known use of expertise was in 1868

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More Definitions for expertise



English Language Learners Definition of expertise

: special skill or knowledge : the skill or knowledge an expert has


ex·per·tise | \ˌek-spər-ˈtēz, -ˈtēs\

Kids Definition of expertise

: the skill or knowledge of an expert

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Comments on expertise

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


to reject or criticize sharply

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