PRECAMBRIAN


Meaning of PRECAMBRIAN in English

[ pri:'kambrɪən ]

■ adjective Geology relating to or denoting the earliest aeon of the earth's history, preceding the Cambrian period and ending about 570 million years ago (comprising the Archaean and Proterozoic aeons).

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.