olfactory modality(n = noun.cognition) olfaction, sense of smell, smell - the faculty that enables us to distinguish scents;
is a kind of modality, sense modality, sensory system, exteroception
has particulars: nose

auditory modality, gustatory modality, modality, olfactory, olfactory brain, olfactory bulb, olfactory impairment, olfactory nerve, olfactory organ, olfactory perception, olfactory property, olfactory sensation, sense modality, touch modality, visual modality