Dictionary.com
Thesaurus.com

sartorius

American  
[sahr-tawr-ee-uhs, -tohr-] / sɑrˈtɔr i əs, -ˈtoʊr- /

noun

Anatomy.

plural

sartorii

  1. a long, flat, narrow muscle extending obliquely from the front of the hip to the inner side of the tibia, assisting in bending the hip or knee joint and in rotating the thigh outward: the longest muscle in humans.

sartorius British  
/ sɑːˈtɔːrɪəs /

noun

  1. anatomy a long ribbon-shaped muscle that aids in flexing the knee

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of sartorius

1695–1705; < New Latin sartōrius, adj. derivative of Late Latin sartor tailor; -tory 1

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.