See Also: sulph-(dictionary)

sulph- (iou)



sulph- combining form. Also (US & Chemistry) sulf-.
[Alt. of SULPHO-, SULPHA- used before a vowel or h.]
Chemistry. = SULPHO-.
Pharmacology. = SULPHA-.
sulphamate noun (Chemistry) a salt or ester of sulphamic acid M19.
sul'phamic adjective (Chemistry):
sulphamic acid, a strong crystalline acid, HOSO2NH2, used esp. in cleaning agents; a substituted organic derivative of this: M19.
sulphamide noun (Chemistry) the compound SO2(NH2)2 M19.
sulphane noun (Chemistry) a hydride of sulphur M20.
sulpha'nilamide noun (Pharmacology) the amide, C6H8N2O2S, of sulphanilic acid, a bacteriostatic compound that is the parent compound of the sulphonamides; a substituted derivative of this compound: M20.
sulpha'nilic adjective (Chemistry):
sulphanilic acid, a crystalline acid, (H2N)C6H4SO3HOH, used in making dyes and other chemicals: M19.
sulph'arsenide noun (Mineralogy) a salt containing both sulphide and arsenide ions L19.
sulphi'soxazole noun [ISO- + OX- + AZOLE] Pharmacology a sulphonamide, C11H13N3O3S, used in the treatment of urinary tract infections; also called
sulphafurazole: M20.
sul'phonium noun [-ONIUM] a hypothetical cation, H3S+; a compound in which one or more of the hydrogen atoms in this cation is replaced by an organic radical: L19.
sul'phoxide noun (Chemistry) any organic compound containing the group SO joined to two carbon atoms L19.