variant of sulf-.
containing sulphur: sulphate, sulphonic acid
Variant of sulfo-.
/ˌsʌlfəˈnɪləˌmaɪd/ noun 1. a white odourless crystalline compound formerly used in medicine in the treatment of bacterial infections. Formula: NH2C6H4SO2NH2 See also sulfa drug
noun 1. any salt or ester of sulphuric acid, such as sodium sulphate, Na2SO4, sodium hydrogen sulphate, or diethyl sulphate, (C2H5)2SO4 2. (slang) amphetamine sulphate Often shortened to sulph verb 3. (transitive) to treat with a sulphate or convert into a sulphate 4. to undergo or cause to undergo the formation of a layer of […]
- Sulphate-resisting cement
noun 1. a type of Portland cement that resists normal concentrations of sulphates: used in concrete for flues and underwater work
verb (used with object), sulphatised, sulphatising. 1. Chiefly British. sulfatize. verb (used with object), sulfatized, sulfatizing. 1. to convert into a sulfate, as by the roasting of ores.