Cretaceous

adjective

Cre·ta·ceous | \kri-ˈtā-shəs

\

Definition of Cretaceous

: of, relating to, or being the last period of the Mesozoic era characterized by continued dominance of reptiles, emergent dominance of angiosperms, diversification of mammals, and the extinction of many types of organisms at the close of the period also : of, relating to, or being the corresponding system of rocks — see Geologic Time Table

Keep scrolling for more

Learn More about Cretaceous

Dictionary Entries near Cretaceous

Cretan bear's-tail

Statistics for Cretaceous

Look-up Popularity

Time Traveler for Cretaceous

The first known use of Cretaceous was in 1832

See more words from the same year

Comments on Cretaceous

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

WORD OF THE DAY

tergiversation

evasion of direct action or statement

Test Your Vocabulary

Great Scrabble Words—A Quiz

Which of the following Q-without-U words means the number five in cards or dice?

Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ

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

TAKE THE QUIZ

Words at Play

Ask the Editors

Word Games