abarthrosis
n. countable C2 Proficiency abarthro·sis
n. a type of joint in the body that can move freely. You use this word when talking about anatomy to describe joints like your shoulder or hip.
n. an articulation or joint that allows for free movement between bones. Often used as a synonym for a diarthrodial joint in anatomical contexts.
The shoulder is a common example of an abarthrosis.
The surgeon examined the abarthrosis to determine if the cartilage damage was affecting the joint's range of motion.
While most joints in the skull are fixed, the jaw functions as an abarthrosis, allowing for the complex movements required for mastication and speech.
Usage
Primarily used in medical and anatomical contexts; less common in modern clinical practice than the term 'diarthrosis'.