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English definition of “professional”

professional

adjective     /prəˈfeʃənəl/
JOB [always before noun] B2 relating to a job that needs special training or education: You should get some professional advice about your finances.Employment status and types of work
EARNING MONEY B1 Someone is professional if they earn money for a sport or activity that most people do as a hobby: a professional athlete/musician a professional golf championship → Opposite amateur adjectiveEarning money and money earned
SKILL B1 showing skill and careful attention: a professional attitude He looks very professional in that suit. → Opposite unprofessionalSkilled, talented and able
(Definition of professional adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

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