#1 modality n. [mode] a classification of propositions on the basis of whether they claim necessity or possibility or impossibility. wn
#2 modality n. [mood, mode] verb inflections that express how the action or state is conceived by the speaker. wn
#3 modality n. [sense modality, sensory system] a particular sense. wn
#4 modality n. a method of therapy that involves physical or electrical therapeutic treatment. wn
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