noun
from 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants
• Syn: ↑Cretaceous
• Derivationally related forms: ↑Cretaceous (for: ↑Cretaceous)
• Instance Hypernyms: ↑period, ↑geological period
• Part Holonyms: ↑Mesozoic, ↑Mesozoic era, ↑Age of Reptiles
Useful english dictionary. 2012.