hemiballismus
C2CEFR level
98/100Rarity: very rare
TechnicalRegister
A movement disorder of violent, flinging involuntary movements affecting one side of the body, classically from a subthalamic lesion.
The sudden hemiballismus of his right arm and leg followed a small infarct of the contralateral subthalamic nucleus.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
Get words like hemiballismus on your lock screen, a few a day, with review that makes them stick.
Download on the App Store Lexfall puts a new word on your home and lock screen through widgets, so you learn without opening an app. Free to download. After a free trial, a subscription unlocks every field. Built for iPhone, iOS 15.1 or later.
On a computer?Scan with your iPhone camera.