1. the quality of being unresponsive; not reacting; as a quality of people, it is marked by a failure to respond quickly or with emotion to people or events

- in an instant all the deadness and withdrawal were wiped away

Similar word(s): unresponsiveness

Definition categories: attribute, quality

2. the physical property of something that has lost its elasticity

- he objected to the deadness of the tennis balls

Definition categories: attribute, inelasticity

3. the inanimate property of something that has died

Definition categories: attribute, inanimateness, lifelessness

Sentences with deadness as a noun:

- He complained that the deadness of the balls affected his game.

- The deadness of the champagne made it undrinkable.

- The deadness of his expression told everything, without him having to speak.