Of or pertaining to a certain school of Greek philosophers who taught that the only certain science is that which owes nothing to the senses, and all to the reason.

A philosopher of the Eleatic school.

Of an ancient Greek school of philosophy centered in Elea, a Greek colony in Italy, during the 5th and 6th centuries B.C., which held that the singular and unchangeable "Being" was the only reality and that plurality, change, and motion were illusory, its outstanding adherents being Parmenides and Zeno.