niceness (n.)

  1. a courteous manner that respects accepted social usage

    [ Syn: politeness ]

  2. the quality of nice

  3. the quality of being difficult to detect or analyze; you had to admire the subtlety of the distinctions he drew

    [ Syn: subtlety ]

The dictionary is based on the WordNet Electronic Lexical Database.
WordNet 3.0 Copyright 2011 by Princeton University. All rights reserved.