protero-


a combining form meaning “earlier,” “before,” “former,” used in the formation of compound words: proterotype.
Also especially before a vowel, proter-.
Compare proto-.

Origin of protero-

< Greek, combining form representing próteros, comparative formed from pró; see pro-2

British Dictionary definitions for protero-

protero-

combining form

anterior or former in time, place, order, etc proterozoic

Word Origin for protero-

from Greek proteros fore