Mesozoic

[ mez-uh-zoh-ik, mes-, mee-zuh-, -suh- ]

/ ˌmɛz əˈzoʊ ɪk, ˌmɛs-, ˌmi zə-, -sə- /

Geology

adjective

noting or pertaining to an era occurring between 230 and 65 million years ago, characterized by the appearance of flowering plants and by the appearance and extinction of dinosaurs.

noun

the Mesozoic Era or group of systems.

Origin of Mesozoic

First recorded in 1830–40; meso- + zo- + -ic

OTHER WORDS FROM Mesozoic

post-Mes·o·zo·ic, adjective

Words nearby Mesozoic

mesothorium, mesotron, mesovarium, Mesozoa, mesozoan, Mesozoic, mesquite, mess, mess about, message, message board

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for Mesozoic

So important are these beds in China, that had geology originated in that country, the Mesozoic might have been our age of coal.
The Story of the Earth and Man|J. W. Dawson
Dipnoans and marsipobranchs were there, too, in all probability, but teleosteans do not appear until the Mesozoic period.
The Origin of Vertebrates|Walter Holbrook Gaskell
Hence many of its forms are archaic; its mammalian fauna, for instance, is still in the Mesozoic stage.
Evolution|Joseph Le Conte
In the atmosphere the flying dragons of the Mesozoic give place to birds and bats.
The Elements of Geology|William Harmon Norton

The Mesozoic time certainly terminated with the Cretaceous, and what follows belongs to a distinct aeon.
The Story of the Earth and Man|J. W. Dawson

British Dictionary definitions for Mesozoic

Mesozoic

/ (ˌmɛsəʊˈzəʊɪk) /

adjective

of, denoting, or relating to an era of geological time that began 250 000 000 years ago with the Triassic period and lasted about 185 000 000 years until the end of the Cretaceous period

noun

the Mesozoic the Mesozoic era

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for Mesozoic

Mesozoic

[ mĕz′ə-zō′ĭk ]

The era of geologic time from about 245 to 65 million years ago. The Mesozoic Era was characterized by a drastic change in plants and animals. In the early part of the Mesozoic, ferns, cycads, and ginkgos were dominant; later, gymnosperms and angiosperms developed. Dinosaurs also first appeared in the Mesozoic and, with the exception of birds, became extinct at the end of the era. See Chart at geologic time.

单词	mesozoic
释义	Mesozoic [ mez-uh-zoh-ik, mes-, mee-zuh-, -suh- ] / ˌmɛz əˈzoʊ ɪk, ˌmɛs-, ˌmi zə-, -sə- / Geology adjective noting or pertaining to an era occurring between 230 and 65 million years ago, characterized by the appearance of flowering plants and by the appearance and extinction of dinosaurs. noun the Mesozoic Era or group of systems. Origin of Mesozoic First recorded in 1830–40; meso- + zo- + -ic OTHER WORDS FROM Mesozoic post-Mes·o·zo·ic, adjective Words nearby Mesozoic mesothorium, mesotron, mesovarium, Mesozoa, mesozoan, Mesozoic, mesquite, mess, mess about, message, message board Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for Mesozoic So important are these beds in China, that had geology originated in that country, the Mesozoic might have been our age of coal. The Story of the Earth and Man\|J. W. Dawson Dipnoans and marsipobranchs were there, too, in all probability, but teleosteans do not appear until the Mesozoic period. The Origin of Vertebrates\|Walter Holbrook Gaskell Hence many of its forms are archaic; its mammalian fauna, for instance, is still in the Mesozoic stage. Evolution\|Joseph Le Conte In the atmosphere the flying dragons of the Mesozoic give place to birds and bats. The Elements of Geology\|William Harmon Norton The Mesozoic time certainly terminated with the Cretaceous, and what follows belongs to a distinct aeon. The Story of the Earth and Man\|J. W. Dawson British Dictionary definitions for Mesozoic Mesozoic / (ˌmɛsəʊˈzəʊɪk) / adjective of, denoting, or relating to an era of geological time that began 250 000 000 years ago with the Triassic period and lasted about 185 000 000 years until the end of the Cretaceous period noun the Mesozoic the Mesozoic era Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for Mesozoic Mesozoic [ mĕz′ə-zō′ĭk ] The era of geologic time from about 245 to 65 million years ago. The Mesozoic Era was characterized by a drastic change in plants and animals. In the early part of the Mesozoic, ferns, cycads, and ginkgos were dominant; later, gymnosperms and angiosperms developed. Dinosaurs also first appeared in the Mesozoic and, with the exception of birds, became extinct at the end of the era. See Chart at geologic time. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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