Word Study
glutæus
CIDE DICTIONARY
glutæus, n. [NL. See Gluteal.].
The great muscle of the buttock in man and most mammals, and the corresponding muscle in many lower animals. [1913 Webster]
" In man, the glutæus is composed of three distinct parts, which extend and abduct the thigh, and help support the body in standing." [1913 Webster]
For further exploring for "glutæus" in Webster Dictionary Online