1. A small projection from any structure; internal spurs (septa) at the level of division of arteries and confluence of veins when branches or roots form an acute angle. SEE ALSO: vascular spur. 2. A dull spine or projection from a bone. SYN: spur [TA]. [L. spur, cock's spur]
- c. avis [TA] SYN: calcarine spur.
- c. femorale a bony spur springing from the underside of the neck of the femur above and anterior to the lesser trochanter, adding to the strength of this part of the bone. SYN: Bigelow septum.
- c. pedis SYN: calx (2).
- c. sclerae [TA] SYN: scleral spur.
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n.
a spurlike projection. The calcar avis is the projection in the medial wall of the lateral ventricle of the brain.
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cal·car (kalґkər) [L. “1. spurâ€] spur. 2. a structure resembling a spur.Medical dictionary. 2011.