Not sensitive; wanting sensation, or wanting acute sensibility.

Insensitive: when one is too detached in life one becomes insensitive. When one is too attached in life one becomes too sensitive. When one is involved detached one has achieved the proper balance as my good friend Kuan Yin likes to say. Being too sensitive is connected with being run by the emotional body. Being too insensitive is being too identified with the mental body to the exclusion of the emotional body.

deficient in human sensibility; not mentally or morally sensitive; "insensitive to the needs of the patients"

"Insensitive" was a single written and performed by Canadian singer-songwriter Jann Arden from her 1994 second album Living Under June.

Insensitive is the fourteenth episode of the third season of House, and the sixtieth episode overall.

not responsive to physical stimuli; "insensitive to radiation"