\Sus*cep`ti*bil"i*ty\, n.; pl.
{Susceptibilities}. [Cf. F. susceptibilit['e].]
1. The state or quality of being susceptible; the capability
   of receiving impressions, or of being affected.
2. Specifically, capacity for deep feeling or emotional
   excitement; sensibility, in its broadest acceptation;
   impressibility; sensitiveness.
{Magnetic susceptibility} (Physics), the intensity of
   magnetization of a body placed in a uniform megnetic field
   of unit strength. --Sir W. Thomson.
Syn: Capability; sensibility; feeling; emotion.