English dictionary
cretaceous period meaning and definition
Definition and meaning of cretaceous period at MeaningMonkey.org. cretaceous period meaning and definition in the English Dictionary.CRETACEOUS PERIOD noun
Definition of Cretaceous period (noun)
- from 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants
- synonyms: Cretaceous
Source: Princeton University Wordnet