quadriceps /ˈkwɒdrɪsɛps 
/ ▸ noun (plural quadriceps)
Anatomy 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.
– ORIGIN early 17th century: from late Latin, literally ‘four-headed’.
EnglishOxford Dictionary of English
