ath·e·to·sis | \ ˌath-ə-ˈtō-səs 
\
\ plural athetoses\ -ˌsēz \
\Medical Definition of athetosis
: a nervous disorder that is marked by continual slow movements especially of the extremities and is usually due to a brain lesion
Comments on athetosis
What made you want to look up athetosis? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Slippery Words Quiz—Changing with the Times
- What is an earlier meaning of nice?
Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
Spell words. Make bears.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
- Slippery Words Quiz—Changing with the Times
Do you know these earlier meanings of words?
Take the quiz - Words of Snow and Ice Quiz
A selection of words from the chillier parts of t...
Take the quiz - How Strong Is Your Vocabulary?
Test your vocabulary with our 10-question quiz!
Take the quiz - Play the game
Share athetosis