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单词 cainozoic
释义

WordReference Random House Unabridged Dictionary of American English © 2024
Cai•no•zo•ic  (kī′nə zōik, kā′-),USA pronunciation adj., n. [Geol.]
  1. GeologyCenozoic.

WordReference Random House Unabridged Dictionary of American English © 2024
Ce•no•zo•ic  (sē′nə zōik, sen′ə-),USA pronunciation [Geol.]
adj. 
  1. Geologynoting or pertaining to the present era, beginning 65 million years ago and characterized by the ascendancy of mammals. See table under geologic time. 

n. 
  1. Geologythe Cenozoic Era or group of systems.
Also, Cainozoic. 
  • ceno-1 + zo- + -ic 1850–55

Collins Concise English Dictionary © HarperCollins Publishers::
Cainozoic /ˌkaɪnəʊˈzəʊɪk ˌkeɪ-/ adj
  1. a variant of Cenozoic
Collins Concise English Dictionary © HarperCollins Publishers::
Cenozoic, Caenozoic /ˌsiːnəʊˈzəʊɪk/Cainozoic adj
  1. of, denoting, or relating to the most recent geological era, which began 65 000 000 years ago: characterized by the development and increase of the mammals
n
  1. the Cenozoicthe Cenozoic era
Etymology: 19th Century: from Greek kainos new, recent + zōikos, from zōion animal
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