modality modality /məˈdæləti/

noun

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