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professional - definition and synonyms

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adjective     professional pronunciation in British English
  1. 1
    relating to work that needs special skills and qualifications

    Every applicant is entitled to good professional advice.

    Teachers must be free to exercise their professional judgment.

    1. a.
      showing a high level of skill or training

      the firm with the most professional approach to marketing

      very/highly/thoroughly professional:

      I congratulate you on a thoroughly professional job, done in difficult conditions.

    2. b.
      behaving in a correct way at work and doing your job well

      The whole cast was very professional and hard working in rehearsals.

      They want me to dress in a more professional way.

  2. 3
    relating to your work or career

    We’ve got a good professional relationship, but I wouldn’t say we’re friends.

  3. 4
    playing a sport or doing an activity as a job rather than for enjoyment
    1. a.
      played or done as a job rather than for enjoyment

      professional football/boxing

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a lifestyle focussing on simple pleasures such as comfort and cosiness in the home, and spending time with friends and family

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a form of location that involves the underwater detonation of a bomb which causes sound waves that are picked up by ships

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