modality in WordNet English dictionary

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