(American spelling) Alternative spelling of sulphureous

(uncountable) A chemical element (symbol S) with an atomic number of 16. / (countable, uncountable) A yellowish green colour, like that of sulfur.

Of a yellowish green colour, like that of sulfur.

(transitive) To treat with sulfur, or a sulfur compound, especially to preserve or to counter agricultural pests.

(American spelling) Containing sulfur. / (chemistry) Of, or relating to sulfur, especially in its lower oxidation state.

(American spelling, chemistry) Of, or relating to sulfur, especially in its higher oxidation state

Treated or combined with sulfur / (organic chemistry) Modified by the addition of sulfide bonds

simple past tense and past participle of sulfur

treated with sulfur

(chemistry) to treat or to combine something with sulfur / (wine) to treat with sulfur compound (usually a sulfite) / (rare, agriculture) to spray/dust with sulfur