'Inconsiderateness' definitions:

Definition of 'inconsiderateness'

(from WordNet)
noun
The quality of failing to be considerate of others [syn: inconsideration, inconsiderateness, thoughtlessness] [ant: considerateness, consideration, thoughtfulness]

Definition of 'Inconsiderateness'

From: GCIDE
  • Inconsiderateness \In`con*sid"er*ate*ness\, n. The quality or state of being inconsiderate. --Tillotson. [1913 Webster]