Meaning of unreason

un•rea•son

Pronunciation: (un-rē'zun), [key]
— n.
  1. inability or unwillingness to think or act rationally, reasonably, or sensibly; irrationality.
  2. lack of reason or sanity; madness; confusion; disorder; chaos: a world torn by unreason.
—v.t.
  1. to upset or disrupt the reason or sanity of: The devious plot soon unreasoned the general.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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