DICT.TW Dictionary Taiwan

 thoughtlessness
 輕率;粗心

 Thought·less, adv.
 1. Lacking thought; careless; inconsiderate; rash; as, a thoughtless person, or act.
 2. Giddy; gay; dissipated. [R.]
 3. Deficient in reasoning power; stupid; dull.
    Thoughtless as monarch oaks that shade the plain.   --Dryden.
 -- Thought*less*ly, adv. -- Thought*less*ness, n.
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 thoughtlessness
      n 1: the quality of failing to be considerate of others [syn: inconsideration,
            inconsiderateness] [ant: consideration, consideration]
      2: the trait of not thinking carefully before acting [syn: unthoughtfulness]
         [ant: thoughtfulness]