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expert

Definition

  • noun: a person who has special skill or knowledge relating to a particular subject
  • noun: one with the special skill or knowledge representing mastery of a particular subject
  • verb: to serve as an expert
  • adjective: having, involving, or displaying special skill or knowledge derived from training or 'experience'
  • adjective: having or showing special skill or knowledge because of what you have been taught or what you have experienced
  • synonyms: dexterous, adroit, prompt

Examples

  • an 'expert witness' [=a witness in a court of law who is an expert on a particular subject]

  • The company has become 'expert' at/in adapting its products for new clients.

  • She was an acknowledged 'expert' on/in child development.

Movie quotes

  • (..) The day reset itself? I hear gunshots and screams... "The German lady's dead!" Then you all over again. That's not how time travel works. - Oh, look who's an expert now. - Wait a minute. Wait. Before we forced Jones to send me here, she said there was a problem with your tether. (..)
    2016 TvShow: 12 Monkeys Title: Lullaby Season: 2 Episode 8