D defs.my
Entry 1 sense Webster, 1913

Quadriceps

/kwäd'-rəs-ĕpsˌ/ · Quad·ri·ceps · IPA /ˈkwɑːd.ɹəˌsɛps/
01 n. The great extensor muscle of the knee, divided above into four parts which unite in a single tendon at the knee.
  1. 1.
    The great extensor muscle of the knee, divided above into four parts which unite in a single tendon at the knee.(Anat.)