say it: sen-si-TIV-i-tee
sensitivity is a noun meaning "(physiology) responsiveness to external stimuli; the faculty of sensation". It carries 5 recorded senses.
(physiology) responsiveness to external stimuli; the faculty of sensation
“sensitivity to pain”
physiology
the ability to respond to physical stimuli or to register small physical amounts or differences
“a galvanometer of extreme sensitivity”
“the sensitiveness of Mimosa leaves does not depend on a change of growth”
sensitivity to emotional feelings (of self and others)
susceptibility to a pathogen
the ability to respond to affective changes in your interpersonal environment
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for sensitivity come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.