(Geology) Of or relating to one of the glacial stages of the Pleistocene epoch which occurred in North America, which consisted of the Nebraskan (first stage), Kansan (second stage), Illinoian (third stage), and Wisconsin (fourth stage).
ILLINOIAN
Meaning of ILLINOIAN in English
Environmental engineering English vocabulary. Английский словарь экологического инжиниринга. 2012