Mesozoic

adjective
Me·​so·​zo·​ic | \ ˌme-zə-ˈzō-ik How to pronounce Mesozoic (audio) , ˌmē-, -sə-\

Definition of Mesozoic

: of, relating to, or being an era of geological history comprising the interval between the Permian and the Tertiary or the corresponding system of rocks that was marked by the presence of dinosaurs, marine and flying reptiles, ammonites, ferns, and gymnosperms and the appearance of angiosperms, mammals, and birds — see Geologic Time Table

Other Words from Mesozoic

Mesozoic noun

First Known Use of Mesozoic

1840, in the meaning defined above

Keep scrolling for more

Learn More about Mesozoic

Statistics for Mesozoic

Last Updated

23 Apr 2019

Look-up Popularity

Time Traveler for Mesozoic

The first known use of Mesozoic was in 1840

See more words from the same year

Keep scrolling for more

More Definitions for Mesozoic

Mesozoic

noun
Mes·​o·​zo·​ic | \ ˌme-zə-ˈzō-ik How to pronounce Mesozoic (audio) , -sə-\

Kids Definition of Mesozoic

: an era of geological history which extends from the Paleozoic to the Cenozoic and in which dinosaurs are present and the first birds, mammals, and flowering plants appear

More from Merriam-Webster on Mesozoic

Rhyming Dictionary: Words that rhyme with Mesozoic

Comments on Mesozoic

What made you want to look up Mesozoic? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to speak slightingly about or to degrade

Get Word of the Day daily email!

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized drawing of woman pole vaulting across gap to get trophy
  • Which is a synonym of fuliginous?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!