Mesozoic

adjective Me·so·zo·ic \ -ˈzō-ik \

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

Mesozoic

noun

First Known Use of mesozoic

1840


MESOZOIC Defined for Kids

Mesozoic

noun Mes·o·zo·ic \ ˌme-zə-ˈzō-ik , -sə- \

Definition of Mesozoic for Students

: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

Learn More about mesozoic


Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

to conform or adhere

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one-green-toy-robot-amidst-many-red-toy-robots
  • Which of these words does not mean "nonsense"?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

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!