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Use "ratiocinatory" in a sentence
"In other words, he will immediately place himself in a position in which you may be excused for regarding him as a person whose opinion is worth nothing, whereas his ratiocinatory powers on subjects with which he is more in sympathy may be excellent."
"It cannot be denied that they usually have the matter discussed before them by an intelligent bar, but the manner of the discussion is more after the furious mode of the prize-fighters at a fair for victory, -- not truth, in which violent gesticulation and round and reckless assertion are alone to be found, than the calm, dispassionate ratiocinatory process of one who seeks, by fair argument and clear illustration to enlighten the minds of the motley court upon a subject lying before it, shrouded in the gloom of the profoundest ignorance."