horn

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horn

 [horn]
1. a pointed projection such as the paired processes on the head of various animals, or other structure resembling them in shape.
2. an excrescence or projection shaped like the horn of an animal.
anterior horn of spinal cord the horn-shaped configuration presented by the anterior column of the spinal cord in transverse section; called also ventral horn of spinal cord.
cicatricial horn a hard, dry outgrowth from a scar, often scaly and occasionally osseous.
dorsal horn of spinal cord posterior horn of spinal cord.
lateral horn of spinal cord the horn-shaped configuration presented by the lateral column of the spinal cord in transverse section.
posterior horn of spinal cord the horn-shaped configuration presented by the posterior column of the spinal cord in transverse section; called also dorsal horn of spinal cord.
sebaceous horn a hard outgrowth of the contents of a sebaceous cyst.
ventral horn of spinal cord anterior horn of spinal cord.
warty horn a hard, pointed outgrowth of a wart.

horn

(hōrn), [TA]
Any structure resembling a horn in shape.
Synonym(s): cornu (1)
[A.S.]

horn

(hôrn)
n.
1. One of the hard, usually permanent structures projecting from the head of certain mammals, such as cattle, sheep, goats, or antelopes, consisting of a bony core covered with a sheath of keratinous material.
2. A hard protuberance, such as an antler or projection on the head of a giraffe or rhinoceros, that is similar to or suggestive of a horn.
3.
a. The hard smooth keratinous material forming the outer covering of the horns of cattle or related animals.
b. A natural or synthetic substance resembling this material.

horn adj.
horn′ist n.

horn

(hōrn) [TA]
1. A hard projection; consisting largely of compact keratin, tapering to a point, usually paired, on the head of certain mammals.
2. Any structure resembling a horn in shape.
Synonym(s): cornu (1) .
[A.S.]

horn

A rare, age-related local overgrowth of the horny layer of the skin so that a short, cylindrical, horn-like protrusion occurs. Cutaneous horns are easily removed but the base may be found to be cancerous.

horn

(hōrn) [TA]
Any structure resembling a horn in shape.
Synonym(s): cornu (1) .
[A.S.]
References in periodicals archive ?
Contrary to conventional understanding of the hornlike structures, which have been thought to crop up rarely and mainly among older people suffering from prolonged strain, Shahar noticed that they appeared prominently on X-rays of younger subjects, including those who were showing no obvious symptoms.
Curt lines with no comma or period, crisp edgings "knotted" and "hornlike," thrust the tree so close, so alive to sight and touch we feel firsthand, present.
Ultraviolet radiation, pouring out of the cluster's hot and luminous stars, has stripped the dust cloud to this hornlike core.
Admitting his sins in confession, Matt is chastised by his priest, who then adds that, "I'm not too crazy about the outfit either"; the little cap with hornlike points brings the devil to mind.
The Israelites saw the radiating light as threatening, as hornlike, kerenlike, a perception that objectifies the fear that they experienced in Moses's presence.
Mosaics inspired by children's drawings spiral around two curving, hornlike columns; the kids also came up with the words that adorn the gate's central orb--words like wisdom, honor, and vision.
Pleurocystidia: Abundant, thick walled, fusiform ventricose with 2-5 hornlike projections at apex.
"Milton," he would mutter in a profundo, hornlike voice as snarling as a load of gravel tumbling down a chute, "is never going to die.
The hornlike antennae of the beetle extended more than an inch beyond its body.