— quadricipital /kwod'reuh sip"i tl/ , adj.
/kwod"reuh seps'/ , n. , pl. quadricepses /-sep'siz/ , quadriceps . Anat.
a large muscle in front of the thigh, the action of which extends the leg or bends the hip joint.
[ 1830-40; quadri- QUADRI- + -ceps; see BICEPS ]