| 释义 |
sulph-
sulph- or sulf-combining form (Chemistry) containing sulphur: sulphate; sulphonic acid. Usage: The 'ph' spelling of sulphur and related words is used in British English. In the US the spelling is sulfur. However, the recommended spelling in chemistry is sulfur and this is found in technical writing. Also the sulf- spelling is used in the names of generic drugssulph-
Chiefly Brit. var. of sulf-. sulph-
sulph- for words beginning thus, see those beginning sulf-.sulf- , sulfo-1. Prefix denoting that the compound to the name of which it is attached contains a sulfur atom. This 'f' spelling (rather than sulph-, sulpho-) is preferred by the American Chemical Society and has been adopted by the USP and NF, but not by the BP. 2. Prefix form of sulfonic acid or sulfonate. sulf- , sulfo-1. Combining forms denoting that the compound to the name of which it is attached contains a sulfur atom. This spelling (rather than sulph-, sulpho-) is preferred by the American Chemical Society and has been adopted by the U.S. Pharmacoepia and National Formulary, but not by the British Pharmacoepia. 2. Combining forms of sulfonic acid or sulfonate.
Synonym(s): sulpho-, sulph-. |