n. 合理主义, 理性论, 纯理论

Rationalism \Ra"tion*al*ism\ (r[a^]sh"[u^]n*al*[i^]z'm), n. [Cf.
F. rationalisme.]
1. (Theol.) The doctrine or system of those who deduce their
religious opinions from reason or the understanding, as
distinct from, or opposed to, revelation.

2. (Philos.) The system that makes rational power the
ultimate test of truth; -- opposed to sensualism, or
sensationalism, and empiricism. --Fleming.