κεραύνωσις
From LSJ
Περὶ τοῦ ἐπέκεινα τοῦ νοῦ κατὰ μὲν νόησιν πολλὰ λέγεται, θεωρεῖται δὲ ἀνοησίᾳ κρείττονι νοήσεως → On the subject of that which is beyond intellect, many statements are made on the basis of intellection, but it may be immediately cognised only by means of a non-intellection superior to intellection
English (LSJ)
εως, ἡ,
A striking with thunder, Str.16.2.7, Plu.2.996c (pl.); τοῦ Φαέθοντος Scymn.398.
German (Pape)
[Seite 1423] ἡ, das Treffen, Erschlagen mit dem Donnerkeil; Strab. XVI, 750; Plut. Harcell. 28.