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n. pl. cox·ae (kŏk′sē′)
1. Anatomy The hip or hip joint.
2. Zoology The first segment of the leg of an insect or other arthropod, joining the leg to the body.

[Latin, hip.]

cox′al adj.


n, pl coxae (ˈkɒksiː)
1. (Anatomy) a technical name for the hipbone or hip joint
2. (Zoology) the basal segment of the leg of an insect
[C18: from Latin: hip]
ˈcoxal adj


(ˈkɒk sə)

n., pl. cox•ae (ˈkɒk si)
b. the joint of the hip.
2. the first or proximal segment of the leg of insects and other arthropods.
[1700–10; < Latin: hip]
cox′al, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.coxa - the ball-and-socket joint between the head of the femur and the acetabulumcoxa - the ball-and-socket joint between the head of the femur and the acetabulum
ischial bone, ischium, os ischii - one of the three sections of the hipbone; situated below the ilium
thigh - the part of the leg between the hip and the knee
articulatio spheroidea, ball-and-socket joint, cotyloid joint, enarthrodial joint, enarthrosis, spheroid joint - a freely moving joint in which a sphere on the head of one bone fits into a rounded cavity in the other bone
pelvic arch, pelvic girdle, pelvis, hip - the structure of the vertebrate skeleton supporting the lower limbs in humans and the hind limbs or corresponding parts in other vertebrates
References in periodicals archive ?
6, 7, 8) Intramedullary rigid nailing indicated for adults are associated with complication like premature closer of the greater trochanteric physis leading to coxa valga, avascular necrosis of the capital femoral epiphysis, leg length discrepancy, etc.
13) In cases of altered femoral neck geometry, the joint load orientation becomes more vertical with coxa valga and more horizontal in coxa vara.
X-ray imaging showed coxa valga with a femoral neck angle of 160[degrees] and 30[degrees] of anteversion.
Given that paralysis due to poliomyelitis usually occurs before the age of five (William and Warner 2003b; World Health Organization), the growth of the proximal femur is frequently abnormal, leading to coxa valga, persistent femoral anteversion and other deformities (Morrissy and Weinstein 2006; William and Warner 2003b).