Ra′tion‐a″le (răsh′ŭn‐ā″lē̍), n. [L. rationalis, neut. rationale. See Rational, a.] An explanation or exposition of the principles of some opinion, action, hypothesis, phenomenon, or the like; also, the principles themselves.
Content
Rights and sources
Review source, license and attribution information for this content.
Content
Webster's Dictionary 1913
Webster's Revised Unabridged Dictionary, C. & G. Merriam Co., 1913.