Meaning of PRO- in English

pro- /prəʊ $ proʊ/ BrE AmE prefix

[ Language: Old French ; Origin: Latin , from Greek , from pro 'before, for' ]

1 . supporting or approving of something OPP anti- :


the pro-choice lobby

2 . technical doing a job instead of someone:

the pro-vice-chancellor

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.