simple past tense and past participle of preestablish

Third-person singular simple present indicative form of preestablish

present participle of preestablish

(transitive) To establish beforehand.

The act of establishing or settling something beforehand.

(philosophy) Gottfried Leibniz's philosophical theory of causation, according to which every substance affects only itself, but all the substances in the world (both bodies and minds) nevertheless seem to interact with each other causally because they have been programmed in advance by God to harmonize with each other.