insensibility insense • insensibilization · · · Info · Definitions · Synonyms · Antonyms · Characters · · insensibility · · Text Latin · · Script 13 · · Length Definitions · · · (noun) a lack of sensibility. · · Noun Definition 1 (noun) devoid of passion or feeling; hardheartedness. Synonyms: unfeelingness, callousness, callosity, hardness. · · Noun Definition 2 Synonyms · · · unfeelingness · · Synonym 1 callousness · · Synonym 2 callosity · · Synonym 3 hardness · · Synonym 4 Antonyms · · · sensibility · · Antonym 0 esthesia · · Antonym 1 aesthesia · · Antonym 2 Characters · · b latin small letter b U+0062 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E s latin small letter s U+0073 t latin small letter t U+0074 y latin small letter y U+0079