noun
approximately the last 63 million years
• Syn: ↑Cenozoic, ↑Cenozoic era
• Instance Hypernyms: ↑era, ↑geological era
• Part Holonyms: ↑Phanerozoic, ↑Phanerozoic eon, ↑Phanerozoic aeon
• Part Meronyms: ↑Quaternary, ↑Quaternary period, ↑Age of Man, ↑Tertiary, ↑Tertiary period
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Usage: usually capitalized A&M
: cenozoic
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Age of Mammals,
the Cenozoic age.
Useful english dictionary. 2012.