expert

noun
ex·​pert | \ ˈek-ˌspərt How to pronounce expert (audio) \

Definition of expert

 (Entry 1 of 3)

: one with the special skill or knowledge representing mastery of a particular subject

expert

adjective
ex·​pert | \ ˈek-ˌspərt How to pronounce expert (audio) , ik-ˈspərt How to pronounce expert (audio) \

Definition of expert (Entry 2 of 3)

1 : having, involving, or displaying special skill or knowledge derived from training or experience
2 obsolete : experienced

expert

verb
ex·​pert | \ ˈek-ˌspərt How to pronounce expert (audio) \
experted; experting; experts

Definition of expert (Entry 3 of 3)

intransitive verb

: to serve as an expert

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Other Words from expert

Adjective

expertly adverb
expertness noun

Choose the Right Synonym for expert

Adjective

proficient, adept, skilled, skillful, expert mean having great knowledge and experience in a trade or profession. proficient implies a thorough competence derived from training and practice. proficient in translating foreign languages adept implies special aptitude as well as proficiency. adept at doing long division skilled stresses mastery of technique. a skilled surgeon skillful implies individual dexterity in execution or performance. skillful drivers expert implies extraordinary proficiency and often connotes knowledge as well as technical skill. expert in the evaluation of wines

Examples of expert in a Sentence

Noun

She was an acknowledged expert on child development. an expert at planning dinner parties

Adjective

We received some expert advice. The company has become expert at adapting its products for new clients.
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Recent Examples on the Web: Noun

Each evening, gather on campus for a group activity, such as a presentation by one of our National Geographic experts, a film screening, or a concert. National Geographic, "Engineering and Robotics on the MIT Campus," 10 Sep. 2019 The scan didn’t prove that Hinckley had schizophrenia, experts said—but this sort of brain atrophy was more common among schizophrenics than among the general population. Eryn Brown, Scientific American, "Is “Neurolaw” Coming Soon to a Courtroom Near You?," 7 Sep. 2019 As for the actual face wash, my experts figured the bill for the ingredients would be about $1 to $1.50 per bottle. Joe Pinsker, The Atlantic, "The Mysterious Economics of Face Wash," 6 Sep. 2019 There are lots of intriguing games on the Week 1 slate, and our experts have identified their top picks to cash for this week. The Mmqb Staff, SI.com, "The MMQB Staff's Favorite Week 1 Bets Against the Spread," 5 Sep. 2019 Until then, these are the ultimate rankings from our network-wide experts on all 32 NFL teams: NFC NORTH 1. USA TODAY, "NFL 100: These are the best players in the history of each NFL franchise," 5 Sep. 2019 At the time, the United States, Britain and France pointed a finger at the Syrian government, saying their experts had found that nerve agents were used in the attack. Zeina Karam, Los Angeles Times, "Syrian father who lost twins to poison gas uprooted again," 4 Sep. 2019 With yesterday's collision-avoidance action, the ESA said its experts determined that the safest option for Aeolus was to increase its altitude to pass over the SpaceX satellite. Jon Brodkin, Ars Technica, "SpaceX satellite was on “collision course” until ESA satellite was re-routed," 3 Sep. 2019 At elite universities, collegiate recovery programs can sometimes be seen as bad PR, experts say. Rebecca Tan, Longreads, "Paul Clarke Wants to Live," 3 Sep. 2019

Recent Examples on the Web: Adjective

For can't-miss news, expert beauty advice, genius home solutions, delicious recipes, and lots more, sign up for the Good Housekeeping newsletter. Blake Bakkila, Good Housekeeping, "Natalie Morales Just Debuted a Gorgeous New Haircut on 'Today With Hoda & Jenna'," 7 Sep. 2019 The judges zeroed on Miller’s expert witness, who never gave a direct opinion that the litter could not be flushed, Bush wrote. Eric Heisig, cleveland.com, "Appeals judges issue pun-filled ruling in case where Lorain woman said flushable kitty litter clogged septic tank," 6 Sep. 2019 But Groff has proven to be particularly expert and inventive on the subject. Mark Athitakis, latimes.com, "A sensational ill wind blows through Lauren Groff's short story collection, 'Florida'," 8 June 2018 For can't-miss news, expert beauty advice, genius home solutions, delicious recipes, and lots more, sign up for the Good Housekeeping newsletter. Kayla Keegan, Good Housekeeping, "'Today' Show Star Hoda Kotb Shares Rare Instagram Photo of Baby Hope Catherine," 24 Aug. 2019 Prashant Pandey, an expert witness in corruption cases against the previous state government of Madhya Pradesh, narrowly survived a collision that tipped over his family car. The Economist, "India’s justice system does far too little to protect witnesses," 22 Aug. 2019 The jury considered emotional statements from Jones and Wiley, as well as testimony from investigators, expert witnesses and the two business owners who called police to report Jones as a suspicious person in their parking lot. Dallas News, "Former Mesquite cop not guilty of aggravated assault for shooting unarmed man he mistook for burglar," 22 July 2019 The expert consensus advice for anyone who is the victim of a scam is to report it to the proper authorities. Kevin Mcallister, WSJ, "Outsmart the Scammers: How You Can Avoid Fraud," 6 Jan. 2019 And what is classified as disease is essentially down to expert consensus. Shahid Merali, Quartz, "What exactly is a disease?," 30 July 2019

Recent Examples on the Web: Verb

Lucy Jones, the scientist who has been the go-to expert for Southern Californians for decades when the earth moves, did not. latimes.com, "Today: Trump’s Envoy of Discord in Israel," 9 July 2019 Rooke's comments are in line with what royals expert Katie Nicholl told Glamour earlier this month. Glamour, "Why We Probably Won't See Photos of Meghan Markle's Baby After She Gives Birth," 10 Apr. 2019 This event is intended for intermediate to expert skiers/snowboarders ages 8-18 who identify as female. idahostatesman, "A guided hike at Squaw Butte among upcoming outdoors events | Idaho Statesman," 26 Mar. 2018 Vogue asked relationship expert Jordan Gray for some tips on how to do the impossible: be friends with your ex. Elise Taylor, Vogue, "If Selena and Justin Can Do It, So Can You: How to Be Friends With Your Ex," 26 Oct. 2017 Strolling in the adjacent deer park will complete the literary fantasy, as will expert unobtrusive service. Condé Nast Traveler, "Summer Lodge Country House Hotel and Spa," 20 Oct. 2017 Follow along here for news and expert analysis from the meeting from the Courier-Journal. Chris White, The Courier-Journal, "Live updates: University of Louisville athletic association to vote on Rick Pitino's fate," 16 Oct. 2017 And Lovullo experts his star first baseman to be back in the lineup on Saturday night. USA TODAY, "Diamondbacks' 13-game win streak ends, lose to Padres 10-6," 9 Sep. 2017 That task force—which includes lawmakers, members of law enforcement, the state secretary of corrections, and a crime survivor who lost a child to murder—has spent 10 months reviewing studies and listening to expert testimony. Larry Hannan, Slate Magazine, "Is the “Incarceration Capital of the World” Finally Ready to Lose Its Title?," 6 Apr. 2017

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

Noun

1535, in the meaning defined above

Adjective

14th century, in the meaning defined at sense 2

Verb

circa 1889, in the meaning defined above

History and Etymology for expert

Noun

borrowed from French, going back to Middle French, derivative of expert expert entry 2

Adjective

Middle English, borrowed from Anglo-French, borrowed from Latin expertus "tested, shown to be true," from past participle of experīrī "to put to the test, attempt, have experience of, undergo" — more at experience entry 1

Verb

derivative of expert entry 1

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Statistics for expert

Last Updated

17 Sep 2019

Look-up Popularity

Time Traveler for expert

The first known use of expert was in the 14th century

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More Definitions for expert

expert

noun

English Language Learners Definition of expert

 (Entry 1 of 2)

: a person who has special skill or knowledge relating to a particular subject

expert

adjective

English Language Learners Definition of expert (Entry 2 of 2)

: having or showing special skill or knowledge because of what you have been taught or what you have experienced

expert

adjective
ex·​pert | \ ˈek-ˌspərt How to pronounce expert (audio) , ik-ˈspərt\

Kids Definition of expert

 (Entry 1 of 2)

: showing special skill or knowledge gained from experience or training expert advice an expert salesperson

Other Words from expert

expertly adverb

expert

noun
ex·​pert | \ ˈek-ˌspərt How to pronounce expert (audio) \

Kids Definition of expert (Entry 2 of 2)

: a person with special skill or knowledge of a subject

expert

noun
ex·​pert

Legal Definition of expert

: a person with special or superior skill or knowledge in a particular area — see also expert witness at witness

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More from Merriam-Webster on expert

Rhyming Dictionary: Words that rhyme with expert

Thesaurus: All synonyms and antonyms for expert

Spanish Central: Translation of expert

Nglish: Translation of expert for Spanish Speakers

Britannica English: Translation of expert for Arabic Speakers

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