say it: in-DIF-ur-uhns
indifference is a noun meaning "unbiased impartial unconcern". It carries 4 recorded senses.
unbiased impartial unconcern
apathy demonstrated by an absence of emotional reactions
the trait of lacking enthusiasm for or interest in things generally
the trait of remaining calm and seeming not to care; a casual lack of concern
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 indifference 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.