adjective
1.
based on or in accordance with reason or logic.
"I'm sure there's a perfectly rational explanation"
synonyms: logical, reasoned, well reasoned, sensible, reasonable, cogent, coherent, intelligent, wise, judicious, sagacious, astute, shrewd, perceptive, enlightened, clear-eyed, clear-sighted, commonsensical, common-sense, well advised, well grounded, sound, sober, prudent, circumspect, politic;
By definition, No it isn't. It's based on Faith.
noun
1.
complete trust or confidence in someone or something.
"this restores one's faith in politicians"
synonyms: trust, belief, confidence, conviction, credence, reliance, dependence;
2.
strong belief in the doctrines of a religion, based on spiritual conviction rather than proof.
"bereaved people who have shown supreme faith"
synonyms: religion, church, sect, denomination, persuasion, religious persuasion, religious belief, belief, code of belief, ideology, creed, teaching, dogma, doctrine
The dictionary ends the debate on this question.