Ĭn'cre-dū'li-ty, n.

n. [Fr. incrédulité, Pr. incredulitat, Sp. incredulidad, It. incredulità, Lat. incredulitas.] The quality of being incredulous; indisposition to believe; a withholding or refusal of belief; skepticism; unbelief; disbelief.

Of every species of incredulity, religious unbelief is infinitely the most irrational. Buckminster.