särˈtōrēəs noun
( plural sarto·rii -ēˌī)
Etymology: New Latin, from Latin sartor tailor, from sartus (past participle of sarcire to mend) + -or — more at exorcise
: a muscle that arises from the anterior end of the iliac crest, crosses the front of the thigh obliquely to insert on the upper part of the inner surface of the tibia, assists in rotating the leg to the position assumed in sitting like a tailor, and is the longest muscle in man