Meaning : Unbiased impartial unconcern.
Meaning : Apathy demonstrated by an absence of emotional reactions.
Synonyms : emotionlessness, impassiveness, impassivity, phlegm, stolidity, unemotionality
Meaning : The trait of lacking enthusiasm for or interest in things generally.
Synonyms : apathy, numbness, spiritlessness
Meaning : The trait of remaining calm and seeming not to care. A casual lack of concern.
Synonyms : nonchalance, unconcern