Medical Dictionary

pivot joint

noun

Medical Definition of PIVOT JOINT

:  an anatomical articulation that consists of a bony pivot in a ring of bone and ligament (as that of the dens and atlas) and that permits rotatory movement only—called also trochoid

Illustration of PIVOT JOINT

April 28, 2015
portmanteau Hear it
a word formed by the blending of words
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears