Definition of pre- in English:

pre-

prefix

  • Before (in time, place, order, degree, or importance)

    ‘pre-adolescent’
    ‘precaution’
    ‘precede’
    before, until, till, up to, previous to, earlier than, preceding, leading up to, in advance of, ahead of, ante-, pre-
    View synonyms

Origin

From Latin prae-.

Pronunciation

pre-

/pri//priː/