Meaning of PRE- in English

PRE-

/ priː; NAmE / prefix

(in verbs, nouns and adjectives) before :

preheat

precaution

pre-war

preseason training (= before a sports season starts)

—compare ante- , post-

••

WORD ORIGIN

from Latin prae- .

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.