[pred.i.ca.ble] n [ML praedicabile, fr. neut. of praedicabilis] (1551): something that may be predicated; esp: one of the five most general kinds of attribution in traditional logic that include genus, species, difference, property, and accident
[2]predicable adj [ML praedicabilis, fr. LL praedicare to predicate] (ca. 1598): capable of being asserted