Music. pertaining to mode, as distinguished from key.based on a scale other than major or minor.
Also single modal.Transportation. pertaining to or suitable for transportation involving only one form of a carrier, as truck, rail, or ship.Compare bimodal, intermodal.
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Grammar. noting or pertaining to mood.
Philosophy. pertaining to a mode of a thing, as distinguished from one of its basic attributes or from its substance or matter.
Logic. exhibiting or expressing some phase of modality.