ceraun-, keraun-; cerauno-, kerauno-

(Greek: thunderbolt, thunder, lightning [literally, "smasher, crusher"])

ceraunoscopy, keraunoscopy (s) (noun); ceraunoscopies, keraunoscopies (pl)
1. Fortunetelling by observing and making interpretations of lightning.
2. The ancient system of divination practiced by examining the phenomena of lightning and thunder.

Cross references of word groups that are related, directly or indirectly, to: "lightning and/or thunder": astrapo-; bronto-; fulgur-; tonitro-, tonitru-.