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

  • (..) Machine-Man from a mortal--!" "The woman is m i n e, Joh Fredersen! The son of Hel was yours!" "And what brings you to me, Joh Fredersen?" "As usual, when my experts fail me, I come to you for advice..." "For months now, we have been finding these plans in my workers' clothes. What do they mean?" (..)
    1927 Metropolis