Hypertext Webster Gateway: "unconcernedness"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Unconcerned \Un`con*cerned"\, a.
Not concerned; not anxious or solicitous; easy in mind;
carelessly secure; indifferent; as, to be unconcerned at what
has happened; to be unconcerned about the future. --
{Un`con*cern"ed*ly}, adv. -- {Un`con*cern"ed*ness}, n.
Happy mortals, unconcerned for more. --Dryden.
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