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unprofessional

[ uhn-pruh-fesh-uh-nl ]
/ ˌʌn prəˈfɛʃ ə nl /
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adjective

not professional; not pertaining to or characteristic of a profession.
at variance with or contrary to professional standards or ethics; not befitting members of a profession, as language, behavior, or conduct.
not belonging to a profession; nonprofessional.
not done with professional competence, as a play staged or an opera performed by amateurs; amateurish.

noun

a person who is not a professional; amateur.

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Origin of unprofessional

First recorded in 1800–10; un-1 + professional

OTHER WORDS FROM unprofessional

un·pro·fes·sion·al·ism, nounun·pro·fes·sion·al·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use unprofessional in a sentence

British Dictionary definitions for unprofessional

unprofessional
/ (ˌʌnprəˈfɛʃənəl) /

adjective

contrary to the accepted code of conduct of a profession
amateur
not belonging to or having the required qualifications for a profession

Derived forms of unprofessional

unprofessionally, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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