arthrogryposis

From arthro- (“joint”) +‎ gryposis (“hooking, abnormal curvature”), from Late Latin grȳpōsis (“hooking”) (from grȳpus (“hook-nosed”)), from Ancient Greek γρυπῶσις (grupôsis, “hooking”), from γρύπεσθαι (grúpesthai, “become hooked”), from γρύπος (grúpos, “hook-nosed”).

arthrogryposis (countable and uncountable, plural arthrogryposes)

1. (countable, teratology) The permanent fixation of a joint in a contracted position.
2. (uncountable, teratology) A congenital disorder in which the joints are so fixed because of lack of muscle development.
   • 2015 November 26, Claire Phipps, “New York Times slams 'outrageous' Donald Trump for mocking reporter's disability”, in The Guardian‎^[1], →ISSN:

     Republican front-runner twisted his arms in apparent imitation of Serge Kovaleski’s arthrogryposis as he reiterated controversial 9/11 claims[.]

• “arthrogryposis” in Farlex Partner Medical Dictionary. (2012).