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quadriceps Line breaks: quad¦ri|ceps
Pronunciation: /ˈkwɒdrɪsɛps/

Definition of quadriceps in English:

noun (plural same)

The large muscle at the front of the thigh, which is divided into four distinct portions and acts to extend the leg: front squats place more emphasis on the quadriceps
More example sentences
  • Bilateral thigh pain or weakness with atrophy of the iliopsoas, quadriceps, and adductor muscles also may be present.
  • You also use lower-body muscles including your quadriceps, hip flexors and gluteus maximus.
  • The deep branch innervates the quadriceps muscle, knee joint, and medial ligament.


Mid 16th century: from Latin, literally 'four-headed'.

Definition of quadriceps in:
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