SINCE 1828
Theriodontia
plural noun
The·ri·odon·tia
| \ ˌthirēəˈdänch(ē)ə\
Definition of Theriodontia
(Entry 1 of 2)
: a group of extinct reptiles usually considered a suborder of Therapsida but sometimes classified as a separate order that are characterized by teeth which are differentiated into incisors, prominent canines, and molars with numerous cusps and that are known mostly from skulls found in the Permian and Triassic formations of southern Africa
Theriodontia
\ "\
variants:
or Theriodonta \ ˌthirēəˈdäntə \
Definition of Theriodontia (Entry 2 of 2)
taxonomic synonym of pelycosauria
Keep scrolling for more
Comments on Theriodontia
What made you want to look up Theriodontia? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
A Green Quiz
-
- What is the best definition of green-eyed monster?
Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
-
A Green Quiz
How many questions can you answer about the word "green"?
Take the quiz -
Return of Name that Color!
Additional colors! More obscure than before!
Take the quiz -
How Strong Is Your Vocabulary?
Test your vocabulary with our 10-question quiz!
Take the quiz -
SCRABBLE® Sprint
SCRABBLE® fans, sharpen your skills!
Play the game
Share Theriodontia
Resources for Theriodontia