Webster's Revised Unabridged Dictionary · 1913

Modality

Modality , noun

[Compare French modalité.]

1.
The quality or state of being modal.
2.
(Logic & Metaphysics) A modal relation or quality; a mode or point of view under which an object presents itself to the mind. According to Kant, the quality of propositions, as assertory, problematical, or apodeictic.