infracotyloid

in·fra·cot·y·loid

(in'fră-kot'i-loyd),
Below the acetabulum or cotyloid cavity.

infracotyloid

(ĭn″fră-kŏt′ĭ-loyd) [″ + Gr. kotyloeides, cup shaped]
Beneath the cotyloid cavity of the acetabulum of the hip.
References in periodicals archive ?
A similar method, described by Ranawat and colleagues, placed the pin vertically in the infracotyloid groove, and the position of that pin was marked on the greater trochanter.
13) Starting at the infracotyloid groove (posterior inferior rim of the acetabulum), the first, incomplete osteotomy of the ischium is executed with a special chisel and is normally 2 to 2.