Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

Claosaurus

noun
Cla·o·sau·rus | \ ˌklāəˈsȯrəs \

Definition of Claosaurus 

: a genus of dinosaurs (suborder Ornithopoda) from the Upper Cretaceous of North America — compare iguanodon

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for Claosaurus

New Latin, from clao- (from Greek klan to break off, as shoots of a vine) + -saurus

Keep scrolling for more

Learn More about Claosaurus

Share Claosaurus

Resources for Claosaurus

Cite Time Traveler Time Traveler! Explore the year a word first appeared

Dictionary Entries near Claosaurus

clansman

clanswoman

Clanwilliam cedar

Claosaurus

clap

clapboard

clapbread

Statistics for Claosaurus

Look-up Popularity

Comments on Claosaurus

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

Show Comments  Hide Comments 

WORD OF THE DAY

atone

to make amends

Get Word of the Day daily email!

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Syn City

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!

Words at Play

Ask the Editors

Word Games