Pas-sĭv′ĭ-ty, n.

n. [Fr. passivité, It. passività, Lat. passivitas.]

1. The quality of being passive; passiveness. [Rare.] Cheyne.
2. The tendency of a body to persevere in a given state, either of motion or rest, till disturbed by another body. Good.
3. (Chem.) The condition of a substance in which it has no disposition to enter into chemical combinations. Hence, a substance or element may exist in the two states of activity and passivity. Dana.