Where does “pro” come from?

pro (French) comes from French professionnel, from French profession, from Latin professiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis- — small stone, pebble; gravel, rubble.

pro (French): professional; a whiz, someone who is very good at...

Definitions

  1. professional; a whiz, someone who is very good at...

Ancestry of “pro”, step by step

StepLanguageWordMeaning
1Frenchprofessionnelprofessional
2Frenchprofessionprofession, public declaration; profession,...
3Latinprofessiōdeclaration, avowal, profession (act of professing)
4Latin-tiōtion, -ation, -ing
5Latindissertātiō(spoken) dissertation, discourse, disquisition
6Latindissertusarranged, disposed; explained
7Latindissereresecond-person singular future passive indicative...
8Latindis-asunder, apart, in two; reversal, removal;...
9Latincalceusshoe
10Latincalxlimestone; chalk; the finish line
11Ancient Greekχάλιξsmall stone, pebble; gravel, rubble
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-