An organ of sensation and motion in animals. The nerves are prolongations of the medullary substance of the brain, which ramify and extend to every part of the body.

A sinew or tendon.

Strength; firmness of body; as a man of nerve.

Fortitude; firmness of mind; courage.

Strength; force; authority; as the nerves of discipline.

To give strength or vigor; to arm with force; as, fear nerved his arm.