PROTO-


Meaning of PROTO- in English

/ ˈprəʊtəʊ; NAmE ˈproʊtoʊ/ combining form

(in nouns and adjectives) original; from which others develop :

prototype

proto-modernist painters

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WORD ORIGIN

from Greek prōtos first.

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