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Definition of expert noun from the Oxford Advanced Learner's Dictionary

expert

noun
 
/ˈekspɜːt/
 
/ˈekspɜːrt/
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  1. a person with special knowledge, skill or training in something
    • a legal/security/medical/computer expert
    • Police consulted their own team of forensic experts.
    • according to an expert According to our panel of leading industry experts, a downturn is inevitable.
    • Experts believe/predict/say…
    • expert in something Experts in the field of child psychology warn of the dangers of social media.
    • expert on something I don't pretend to be an expert on the subject .
    • expert at something Nobody can be an expert at everything.
    • expert in doing something You will need to become an expert in analysing data.
    • expert on doing something an expert on managing change in the workplace
    • expert at doing something He's an expert at getting his own way.
    • Don't ask me—I'm no expert!
    Extra Examples
    • A panel of experts will answer questions from the audience.
    • Experts agree that a balanced diet is the key to great health.
    • She is a world expert on butterflies.
    • Medical experts are predicting a massive rise in obesity-related illnesses.
    • Weapons experts were sent to try to uncover evidence of a nuclear programme.
    • I'm no expert, but I think you should get that cut seen to.
    • The so-called experts seem to have no explanation for this.
    • The article quoted climate experts as saying that we should expect more extreme weather events.
    Oxford Collocations Dictionaryadjective
    • real
    • leading
    • acknowledged
    … of experts
    • committee
    • panel
    • team
    verb + expert
    • ask
    • consult
    • talk to
    expert + verb
    • advise somebody/​something
    • agree something
    • argue something
    preposition
    • expert at
    • expert in
    • expert on
    See full entry
    Word OriginMiddle English (as an adjective): from French, from Latin expertus, past participle of experiri ‘try’. The noun use dates from the early 19th cent. Compare with experience and experiment.
See expert in the Oxford Advanced American DictionarySee expert in the Oxford Learner's Dictionary of Academic English
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