A.brimstone, used to fumigate and purify, “δέπας . . ἐκάθηρε θεείῳ” Il.16.228; “οἶσε θέειον . . , κακῶν ἄκος” Od.22.481; δεινὴ δὲ θεείου γίγνεται ὀδμή, from a thunderbolt, Il.14.415; ἐν δὲ θεείου πλῆτο, of a ship struck by lightning, Od. 12.417; ἐμβαλόντες πῦρ ξὺν θ. Th.2.77, cf. 4.100; “Κύριος ἔβρεξεν ἐπὶ Σόδομα καὶ Γόμορρα θ. καὶ πῦρ” LXX Ge.19.24; as a natural product, Hp.Aër.7, Ph.2.21,143, Ti.Locr.99c; “θ. ἄπυρον” Gal.12.903; opp. πεπυρωμένον, Dsc.5.107; cf. θεάφιον, θέαφος. (Perh. cogn. with θύω, θυμιάω, Lat. suffire.)
θεῖον (A), Ep. θέειον (in Od.22.493 θήϊον ), τό,