Aldehyde
WordNet
noun
(1) Any of a class of highly reactive chemical compounds; used in making resins and dyes and organic acids
WiktionaryText
Noun
- Any of a large class of reactive organic compounds (R·CHO) having a carbonyl functional group attached to one hydrocarbon radical and a hydrogen atom.
Related terms
- formaldehyde (R = H)
- acetaldehyde (R = CH3)
- benzaldehyde (R = C6H5)