• synonyms


[noun, verb ek-spurt; adjective ek-spurt, ik-spurt]
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  1. a person who has special skill or knowledge in some particular field; specialist; authority: a language expert.
  2. Military.
    1. the highest rating in rifle marksmanship, above that of marksman and sharpshooter.
    2. a person who has achieved such a rating.
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  1. possessing special skill or knowledge; trained by practice; skillful or skilled (often followed by in or at): an expert driver; to be expert at driving a car.
  2. pertaining to, coming from, or characteristic of an expert: expert work; expert advice.
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verb (used with object)
  1. to act as an expert for.
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Origin of expert

1325–75; Middle English (adj.) < Latin expertus, past participle of experīrī to try, experience
Related formsex·pert·ly, adverbex·pert·ness, nounnon·ex·pert, noun, adjectivepro·ex·pert, adjectiveun·ex·pert, adjective


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Synonym study

3. See skillful.


Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for expertly

Contemporary Examples

Historical Examples

  • A pack can twist you as suddenly and expertly on your back as the best of wrestlers.

    The Forest

    Stewart Edward White

  • But somebody produced a slipstick and began to juggle it expertly.

    Sand Doom

    William Fitzgerald Jenkins

  • He took a pack of playingcards from his pocket and riffled them expertly.

  • Well made, expertly tailored—that accounts for a lot of its good looks.

  • The miners were aware of it first and quietly and expertly did some high grading.

    The Pinos Altos Story

    Dorothy Watson

British Dictionary definitions for expertly


  1. a person who has extensive skill or knowledge in a particular field
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  1. skilful or knowledgeable
  2. of, involving, or done by an expertan expert job
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Derived Formsexpertly, adverbexpertness, noun

Word Origin

C14: from Latin expertus known by experience, from experīrī to test; see experience
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for expertly



late 14c., from Old French expert and directly from Latin expertus, past participle of experiri "to try, test" (see experience). The noun sense of "person wise through experience" existed 15c., reappeared 1825. Related: Expertly.

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Online Etymology Dictionary, © 2010 Douglas Harper