any of several compounds of sulfur and oxygen, the most important of which are sulfur dioxide (SO2) and sulfur trioxide (SO3), both of which are manufactured in huge quantities in intermediate steps of sulfuric acid manufacture. The dioxide is the acid anhydride (a compound that combines with water to form an acid) of sulfurous acid; the trioxide is the acid anhydride of sulfuric acid.
Learn more about sulphur oxides with a free trial on Britannica.com.
|a stew of meat, vegetables, potatoes, etc.|
|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|
Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.