CenozoicWordNet Explorer
Explore synonyms, antonyms, hypernyms, hyponyms, and semantic relationships for “Cenozoic” powered by Princeton WordNet.
noun
approximately the last 63 million years
noun
the period from about 540 million years ago until the present, a period when abundant life existed
noun
last 2 million years
noun
from 63 million to 2 million years ago