- sulphurous (mainly UK)
- (American spelling) Containing sulfur.
- 1817 December, Percy Bysshe Shelley, “The Revolt of Islam. […]”, in [Mary] Shelley, editor, The Poetical Works of Percy Bysshe Shelley. […], volume I, London: Edward Moxon […], published 1839, OCLC 1000449192, page 191:
- It must be so—I will arise and waken
The multitude, and like a sulphurous hill,
Which on a sudden from its snows had shaken
The swoon of ages, it shall burst, and fill
The world with cleansing fire; it must, it will—
It may not be restrained!
- (chemistry) Of, or relating to sulfur, especially in its lower oxidation state.
of or relating to sulfur