- of or containing sulfur, esp. tetravalent sulfur
- like burning sulfur in odor, color, etc.
- of or suggesting the fires of hell; infernal; hellish
- violently emotional; heated; fiery
Origin of sulfurousClassical Latin sulphurosus
- Of, relating to, derived from, or containing sulfur, especially with valence 4.
- Characteristic of or emanating from burning sulfur.
- also sul·phur·ous Fiery; hellish.