anhydride : Idioms & Phrases
Index
acetic anhydride
- 
       noun a compound that is needed in order to refine opium into heroin
        
      
 
WordNet
acid anhydrides
- 
       noun organic compounds that react with water to form an acid
       
       
acid anhydrides.
 
WordNet
acyl anhydrides
- 
       noun organic compounds that react with water to form an acid
       
       
acid anhydrides.
 
WordNet
arsenous anhydride
- 
       noun a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
       
       
arsenous oxide; white arsenic; arsenic; ratsbane; arsenic trioxide.
 
WordNet
Chromic anhydride
- a brilliant red crystalline substance, 
CrO3 , regarded as the anhydride of chromic acid. It is one of the most powerful oxidizers known. 
Webster 1913
Nitric anhydride
- a white crystalline oxide of nitrogen (
N2O5 ), callednitric pentoxide , and regarded as the anhydride of nitric acid. 
Webster 1913
phthalic anhydride
- 
       noun a white cyclic anhydride
        
      
 
WordNet
Sulphuric anhydride
- sulphur trioxide. See under 
Sulphur . 
Webster 1913
Sulphurous anhydride
(Chem.) , sulphur dioxide. See underSulphur .