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modality

modality Modality is the logical way a statement or fact is qualified by such modes as possible, impossible, necessary, or contingent.

Modality is the logical way a statement or fact is qualified by such modes as possible, impossible, necessary, or contingent. In this historical sense, it concerns whether something is presented as required, allowed, excluded, or dependent on circumstances.

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Sources

Drafting source: Baldwin Dictionary of Philosophy and Psychology, 1901. 1901 New York Macmillan original; archive index checked 2026-10-18. “Modality” (Modality).
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PsychTerms (psychterms.org), CC BY 4.0, version 1. “modality.” Development preview.

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