Found 2 items, similar to impassivity.
English → English (WordNet) Definition: impassivity impassivity n : apathy demonstrated by an absence of emotional reactions [syn: emotionlessness, impassiveness, phlegm, indifference, stolidity, unemotionality]
English → English (gcide) Definition: Impassivity Impassivity \Im`pas*siv"i*ty\, n. The quality of being insusceptible of feeling, pain, or suffering; impassiveness. [1913 Webster]