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 caenozoic, cainozoic, kainozoic.] See Geology.
⇒ This word is used by many authors as synonymous with Tertiary, the Quaternary Age not being included.
© Webster 1913.