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English definition of “Cretaceous”

Cretaceous

adjective     /krɪˈteɪ.ʃəs/ US  /kretˈeɪ-/
from or referring to the period of geological time between around 144 and 65 million years ago, in which plants with flowers first appeared: the Cretaceous age/period Cretaceous rocksGeology - general words the Cretaceous     noun the Cretaceous periodGeology - general words
(Definition of Cretaceous adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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