Hypertext Webster Gateway: "Cenozoic"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Cenozoic \Ce`no*zo"ic\, a. [Gr. ? recent + ? life.] (Geol.)
Belonging to the most recent division of geological time,
including the tertiary, or Age of mammals, and the
Quaternary, or Age of man. [Written also {c[ae]nozoic},
{cainozoic}, {kainozoic}.] See {Geology}.
Note: This word is used by many authors as synonymous with
Tertiary, the Quaternary Age not being included.
From WordNet (r) 1.7 (wn)
Cenozoic
n : approximately the last 63 million years [syn: {Cenozoic}, {Cenozoic
era}, {Age of Mammals}]
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