expert

[ noun, verb ek-spurt; adjective ek-spurt, ik-spurt ]
/ noun, verb ˈɛk spɜrt; adjective ˈɛk spɜrt, ɪkˈspɜrt /

noun

a person who has special skill or knowledge in some particular field; specialist; authority: a language expert.
Military.
  1. the highest rating in rifle marksmanship, above that of marksman and sharpshooter.
  2. a person who has achieved such a rating.

adjective

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.
pertaining to, coming from, or characteristic of an expert: expert work; expert advice.

verb (used with object)

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

synonym study for expert

3. See skillful.

OTHER WORDS FROM expert

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for expert

British Dictionary definitions for expert

expert
/ (ˈɛkspɜːt) /

noun

a person who has extensive skill or knowledge in a particular field

adjective

skilful or knowledgeable
of, involving, or done by an expertan expert job

Derived forms of expert

expertly, adverbexpertness, noun

Word Origin for expert

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