| sulfoxide |
any of various organic compounds containing one atom of sulfur and one of oxygen in the molecule. |
| sulfur |
a chemical element that has sixteen protons in each nucleus, that occurs as a pale yellow crystal, or in compounds such as sulfuric acid and the sulfur amino acids, and that has various industrial uses. (symbol: S) [5 definitions] |
| sulfur dioxide |
a colorless, suffocating gas produced by the combustion of sulfur, used in the manufacture of sulfuric acid and for other industrial purposes. |
| sulfureous |
of, resembling, or composed of sulfur. [2 definitions] |
| sulfuret |
see "sulfide." [2 definitions] |
| sulfuric |
of, pertaining to, or containing a certain proportion of sulfur. |
| sulfuric acid |
a corrosive acid, usu. made from sulfur dioxide, that is used to make products such as chemicals, paints, and explosives. |
| sulfurize |
to use sulfur or a sulfur derivative on or with, esp. in disinfecting, fumigating, or bleaching. |
| sulfurous |
of, pertaining to, or containing sulfur. [3 definitions] |
| sulfurous acid |
an acid with a suffocating aroma of sulfur, occurring in solution with water or in salt form and used as a bleach, disinfectant, and reagent. |
| sulfur oxide |
any of several oxides of sulfur. |
| sulfury |
of, resembling, or characteristic of sulfur. [2 definitions] |
| sulk |
to express resentment or bad humor by remaining sullenly silent or aloof. [3 definitions] |
| sulky |
in a sullen, bad-tempered mood, esp. for no good reason. [4 definitions] |
| sullage |
refuse, waste, or sewage. [2 definitions] |
| sullen |
silently indicating resentment or bad temper. [3 definitions] |
| sully |
to make dirty or tarnished. [2 definitions] |
| sulphur |
variant of sulfur. |
| sulphur-bottom |
the blue whale. |
| sultan |
the ruler of an Islamic country. [2 definitions] |
| sultana |
the mother, sister, wife, or daughter of a sultan. [3 definitions] |