nnoun.timefrom 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plantsSynset:Cretaceous Cretaceous period
Derivationally Related Form:Cretaceous
Part Holonyms:Age of Reptiles Mesozoic Mesozoic era
Instance Hypernyms:geological period period
Inherited Hypernyms:cretaceousperiodgeological timetimeattributeabstractionentity
adjadj.pertabounding in chalkPertainyms:chalk
Inherited Hypernyms:cretaceous
adjadj.pertof or relating to or denoting the third period of the Mesozoic eraDerivationally Related Form:Cretaceous
Pertainyms:Cretaceous
Inherited Hypernyms:cretaceous