The term INSENSIBLE is used to describe someone or something that is not affected by physical or emotional stimuli. This can be seen in the crossword solutions given, such as IMMATERIAL (10 letters), which means not having physical form; IMPASSIVE (9 letters), meaning showing no emotion; BLOODLESS (9 letters), meaning without emotion or feeling; FAINT (5 letters), meaning lacking strength; IMPERCEPTIBLE (13 letters), meaning too slight to be noticed; DEAD (4 letters), meaning without life; COMATOSE (8 letters), meaning in a state of deep unconsciousness; APATHETIC (9 letters), meaning showing no emotion; CALLOUS (7 letters), meaning unfeeling; and NUMB (4 letters), meaning without sensation. All of these words describe someone or something that is not affected by physical or emotional stimuli, making them insensible.