noun🔗ShareMuscle sartoriusA long, thin muscle that runs down the length of the thigh; the longest muscle in the human body."During her yoga class, the instructor explained that stretching improved flexibility in muscles like the sartorius, which runs from the hip to the inside of the knee. "Pendant son cours de yoga, l'instructeur a expliqué que les étirements amélioraient la souplesse des muscles comme le muscle sartorius, qui part de la hanche jusqu'à l'intérieur du genou.anatomyphysiologybodyorganhumanpartmedicinebiologyChat with AIVocabulary GamePractice Reading