3. (Zoöl.)

Defn: The Limulus of horsehoe crab. Horsehoe head (Med.), an old name for the condition of the skull in children, in which the sutures are too open, the coronal suture presenting the form of a horsehoe. Dunglison. — Horsehoe magnet, an artificial magnet in the form of a horsehoe. — Horsehoe nail. See Horsenail. — Horsehoe nose (Zoöl.), a bat of the genus Rhinolophus, having a nasal fold of skin shaped like a horsehoe.

HORSESHOEING
Horse"shoe`ing, n.

Defn: The act or employment of shoeing horses.

HORSESHOER
Horse"sho`er, n.

Defn: One who shoes horses.

HORSETAIL
Horse"tail`, n.

1. (Bot.)

Defn: A leafless plant, with hollow and rushlike stems. It is of the genus Equisetum, and is allied to the ferns. See Illust. of Equisetum.

2. A Turkish standard, denoting rank.