in ‧ sen ‧ si ‧ bil ‧ i ‧ ty /ɪnˌsensəˈbɪləti, ɪnˌsensɪˈbɪləti/ BrE AmE noun [uncountable]
[ Word Family: adjective : ↑ sensible , ↑ insensible , ↑ senseless , ↑ sensitive ≠ ↑ insensitive , ↑ sensory , ↑ nonsensical , ↑ insensate ; noun : ↑ sense ≠ ↑ nonsense , ↑ sensibility ≠ ↑ insensibility , ↑ sensitivity ≠ ↑ insensitivity , ↑ senselessness , ↑ sensitization , ↑ sensor ; adverb : ↑ sensibly , ↑ senselessly , ↑ sensitively ≠ ↑ insensitively ; verb : ↑ sense , ↑ sensitize ]
1 . formal the state of being unconscious
2 . old-fashioned inability to experience feelings such as love, sympathy, anger etc