APOCYNEÆ, a natural order of dicotyledonous plants. It includes many deadly poisons, as Strychnos nux vomica, S. toxicaria, cerbora, &c.

APODECTÆ (ἀποδέκται), in Antiquity, a denomination given to ten general receivers appointed by the Athenians, to receive the public revenues, taxes, debts, and the like. The apodectæ had also a power to decide all controversies arising in relation to money and taxes, except those of the most difficult nature and highest concern, which were reserved to the courts of judicature.

APODICTIC (ἀποδεικτικός, a demonstration), a philosophical term originating with Aristotle, and introduced into modern usage by Kant, who applies it to those judgments that are beyond all contradiction, as distinguished from such as are merely empirical.