Predicables, the five classes of terms which can be predicated of a subject, viz.—genus, containing species; species, contained in a genus; differentia, distinguishing one species from another; property, quality possessed by every member of a species; and accident, attribute belonging to certain individuals of a species and not others.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Predestination * Pregel