[adjective] [not gradable] [formal] - unconsciousWe found her lying on the floor, drunk and insensible.(formal) If you are insensible to/of something you do not care about it or are unwilling to react to it.I think he's largely insensible to other people's distress.I'm certainly not insensible to his charms.
INSENSIBLE
Meaning of INSENSIBLE in English
Cambridge English vocab. Кембриджский английский словарь. 2012