linea aspera

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Related to linea aspera: Gluteal tuberosity, Adductor tubercle

lin·e·a as·pe·ra

 (lĭn′ē-ə ăs′pə-rə)
n. pl. lin·e·ae as·pe·rae (lĭn′ē-ē′ ăs′pə-rē′)
A longitudinal ridge running down the posterior surface of the shaft of the femur, affording attachment to various muscles.

[New Latin līnea aspera, rough line : Latin līnea, line; see line + Latin aspera, feminine of asper, rough (in reference to its rough texture).]