n.; pl.-ties [ F. rationalité, or L. rationalitas. ] The quality or state of being rational; agreement with reason; possession of reason; due exercise of reason; reasonableness. [ 1913 Webster ]
When God has made rationality the common portion of mankind, how came it to be thy inclosure? Gov. of Tongue. [ 1913 Webster ]
Well-directed intentions, whose rationalities will never bear a rigid examination. Sir T. Browne. [ 1913 Webster ]