n. 合理性, 纯理性

Rationality \Ra`tion*al"i*ty\ (r[a^]sh"[u^]n*[a^]l"[i^]*t[y^];
277), n.; pl. {-ties} (-t[i^]z). [F. rationalit['e], or L.
rationalitas.]
The quality or state of being rational; agreement with
reason; possession of reason; due exercise of reason;
reasonableness.

When God has made rationality the common portion of
mankind, how came it to be thy inclosure? --Gov. of
Tongue.

Well-directed intentions, whose rationalities will
never bear a rigid examination. --Sir T.
Browne.