formed antecedently to experience; or pure, i.e., formed by pure reason, not learned by sense-perception; or again, it may be called necessary, absolute, or metaphysical, according to the obvious meanings of those terms. But if the agreement or disagreement is discovered consequently on experience, e.g., ‘gold is malleable,’ the judgment receives the opposite appellations of synthetic, a posteriori, experimental, contingent, conditional, and physical. 18. If a judgment of either kind is arrived at