1. (noun) sensitivity to stimuli originating outside of the body

• audition
• auditory modality
• auditory sense
• hearing
• sense of hearing
• cutaneous senses
• sense of touch
• skin senses
• touch
• touch modality
• gustation
• gustatory modality
• sense of taste
• taste
• olfaction
• olfactory modality
• sense of smell
• smell
• sight
• vision
• visual modality
• visual sense

1. (noun) sensitivity to stimuli originating outside of the body

• sensibility
• sensitiveness
• sensitivity