A.fumigate with brimstone, “ὄφρα θεειώσω μέγαρον” Od.22.482; θειώσας τὰς ἀλλοτρίας ἐπινοίας, metaph., from the clothes-cleaner, who used sulphur, Lysipp.4:—Med., δω-μα θεειοῦται he fumigates his house, Od.23.50.
3. smear with sulphur, Gal.1.658 (Pass.); ἔριον τεθειωμένον sulphurated, Orib.Fr. 35, Paul.Aeg.3.33.
II. in Alchemy, sulphurate, Ps.-Democr. ap. Zos.Alch.p.153B.