cornu

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A part or structure, such as a bony protuberance, that resembles a horn.

[Latin cornū, horn.]

In anatomy, a bony projection shaped like a horn.

1. A part or structure, such as a protuberance, that is composed of a horny substance.
2. See horn (sense ).

Pl. cornua [L.] horn; a hornlike excrescence or projection; a structure that appears horn-shaped, especially in section. See also cornual.

• c. ammonis — see hippocampus.
• dorsal c. — the dorsal protuberance of gray matter in the spinal cord. Called also dorsal horn.
• lateral c. — the lateral projection from the lateral intermediate substance of the spinal cord. It is prominent only in the thoracolumbar parts of the cord.
• nasal c. — the slender, ventral part of the comma-shaped alar cartilages that make up the support for the rim of the nostril.
• thyroid cartilage c. — there are rostral and caudal cornua borne on this cartilage.
• uterine c. — the horns of the uterus.
• ventral c. — the ventral horn of gray matter in the spinal cord. Contains the motor horn cells for the neurons of the peripheral nerves.

The noun has one meaning:

Meaning #1: (anatomy) any structure that resembles a horn in shape