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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 ?
The leg was then gently manipulated until voluntary rupture of the coxal apodeme was achieved and the isolated limb placed in absolute ethanol (stored at -20[degrees] C).
4 mm; coxal sutures absent; trochanters with 7-10 sensilla, secondary homolog of T[R.
Fiabilite des procedes de determination du sexe a partir de l'os coxal.
moubata, expanding on the work of Dutton and Todd, and demonstrated spirochetes in numerous tick tissues including the midgut, synganglion (central ganglion), malphigian tubules, salivary glands, ovaries, and coxal organs.
Chilling-injury and disturbance of ion homeostasis in the coxal muscle of the tropical cockroach (Nauphoeta cinerea).
Endites dark yellow-brown with black mottling, white at distinct serrula and maxillar hair tuft; labium yellow-brown, white distally, trapezoidal with slightly concave distal margin; sternum shield-shaped, rebordered, orange-brown with black mottling, with scattered long erect and short straight setae and white feathery setae; intercoxal sclerites present between all coxal pairs; precoxal triangles present; pleural bars isolated.
Coxal sutures present; ventral spinulae present on pro- and meso-tarsi and tibiae, absent on metathoracic leg; trochanter with six sensilla; simple and complex spines present, complex spines confined to the femoral and tibial segments, most numerous anteroventrally and distally, and on the metathoracic leg; posterior tarsal claw shorter than anterior claw, tarsal spines present.
Metasternum between middle coxae finely, shallowly punctuate near coxal margins .
The ancestral pattern has a prominent anteroventral and distal coxal sensillum.
Fiabilite des fonctions discriminantes dans la determination sexuelle de l'os coxal.
Solitary bright yellow coxal exocrine glands were found at the base of each thoracic leg (Fig.