Keraunios

Keraunios is a Greek term meaning “of thunder” or “thundery,” derived from the word for thunderbolt, κεραυνός (keraunos). In classical Greek texts, the adjective functioned to describe things related to lightning or storms and could modify deities, phenomena, or objects associated with thunder.

In ancient literature, keraunios imagery appears in myth and poetry as a descriptor for divine powers and celestial events connected to Zeus and other storm-associated figures. The term conveys the force and brightness of lightning, and it is often found in descriptions of weapons, skies, and atmospheric phenomena in a figurative or descriptive sense.

In folklore and early ethnography, discussions around thunder and lightning sometimes reference thunder-related stones or finds that were interpreted through a mythic lens. Greek writers and later compilers used phrases linked to keraunios to evoke the sudden, destructive or awe-inspiring aspects of storms, including notions about objects believed to be forged by lightning or fallen from the heavens.

Today, κεραυνιός remains part of standard modern Greek vocabulary as an ordinary adjective meaning related to lightning or storms. It also appears in literary, historical, and linguistic contexts to describe thunder-related phenomena, and in transliterations or discussions of Greek language and myth. There is no widely recognized non-Greek entity that uses the word as a proper noun in contemporary scholarship; its use is primarily linguistic and cultural.