Noah Webster
Deadness
DEAD'NESS, noun ded'ness.
1. Want of natural life or vital power, in an animal or plant; as the deadness of a limb, of a body, or of a tree.
2. Want of animation; dullness; languor; as the deadness of the eye.
3. Want of warmth or ardor; coldness; frigidity; as the deadness of the affections.
4. State of being incapable of conception, according to the ordinary laws of nature. Romans 4:19.
5. Indifference; mortification of the natural desires; alienation of heart from temporal pleasures; as deadness to the world.