n.
1.(physiology) responsiveness to external stimuli
2.the ability to respond to physical stimuli or to register small physical amounts or differences
3.sensitivity to emotional feelings (of self and others)
4.susceptibility to a pathogen
5.the ability to respond to affective changes in your interpersonal environment
Idiom of the Day
not take no for an answer
to not accept someone's refusal
My aunt would not take no for an answer when I said that I could not eat dinner at her house.