Meaning

noun supernatural forces and events and beings collectively

adjective not existing in nature or subject to explanation according to natural laws; not physical or material

originFrom Middle English supernatural, supernaturel, from Middle French supernaturel, from Latin supernātūrālis, from super (“above”) + nātūra (“nature; that which we are born with”), from nātus (“born”), perfect passive participle of nāscī (“to be born”) + adjective suffix -ālis. By surface analysis, super- + natural.

Etymology from Wiktionary, CC BY-SA 3.0