Where does “professional” come from?

Professional derives from English profession, which comes from Latin professionem, originally meaning a public declaration or avowal.

professional (English): A person who belongs to a profession; A person...

Definitions

  1. A person who belongs to a profession; A person...

Ancestry of “professional”, step by step

StepLanguageWordMeaning
1EnglishprofessionA declaration of belief, faith or one's opinion,...
2Anglo-Normanprofessioun
3Old Frenchprofessionprofession; declaration
4Latinprofessiōdeclaration, avowal, profession (act of professing)
5Latin-tiōtion, -ation, -ing
6Latindissertātiō(spoken) dissertation, discourse, disquisition
7Latindissertusarranged, disposed; explained
8Latindissereresecond-person singular future passive indicative...
9Latindis-asunder, apart, in two; reversal, removal;...
10Latincalceusshoe
11Latincalxlimestone; chalk; the finish line
12Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

Words derived from “professional

Every word from Ancient Greek χάλιξ