professional

 
Pronunciation: /prəˈfɛʃ(ə)n(ə)l/

adjective

  • 1relating to or belonging to a profession: young professional people
  • worthy of or appropriate to a professional person; competent, skilful, or assured: his professional expertise their music is both memorable and professional
  • 2engaged in a specified activity as one’s main paid occupation rather than as an amateur: a professional boxer
  • informal, derogatory habitually making a feature of a particular activity or attribute: a professional gloom-monger

noun

  • a person engaged or qualified in a profession: professionals such as lawyers and surveyors
  • a person engaged in a specified activity, especially a sport, as a main paid occupation rather than as a pastime: his first season as a professional
  • a person competent or skilled in a particular activity: she was a real professional on stage

Derivatives

professionally

adverb