pro-

pro-1

PREFIX

• 1Favouring; supporting.

  ‘pro-choice’
• 2Acting as a substitute or deputy for.

  ‘proconsul’
• 3Denoting motion forwards, out, or away.

  ‘proceed’

  ‘propel’

  ‘prostrate’

Origin

From Latin pro ‘in front of, on behalf of, instead of, on account of’.

pro-2

PREFIX

• Before in time, place, order, etc.

  ‘proactive’

  ‘prothalamium’

Origin

From Greek pro ‘before’.

pro-vice-chancellor

prəʊvʌɪsˈtʃɑːns(ə)lə/

noun

1. an assistant or deputy vice chancellor of a university.

   "the University was represented by Pro-Vice-Chancellor Professor J. L. Spencer"

Pro-vice-chancellor - Wikipedia

https://en.wikipedia.org/wiki/Pro-vice-chancellor

A pro-vice-chancellor (or pro vice-chancellor, PVC) or deputy vice-chancellor (DVC) is a deputy to the vice-chancellor of a university.

 The actual chief executive of a university is the Vice-Chancellor.

vice-chancellor
noun [C]
1 UK the person in charge of a British college or university

2 US the person in charge of some parts of a college or university in the US