Propionaldehyde Definition
 prōpē-ŏn-ăldə-hīd 
    noun
  
 A flammable liquid, C3 H6 O, with a suffocating odor, used in the manufacture of plastics and rubber chemicals, and as a preservative and disinfectant.
 American Heritage 
Synonyms: 
  
- propanal
Other Word Forms of Propionaldehyde
Noun
Singular:
 propionaldehydePlural:
 propionaldehydesOrigin of Propionaldehyde
- propion(ic acid) aldehyde - From American Heritage Dictionary of the English Language, 5th Edition 
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