ˈaldəˌhīˌdēn, ˌ ̷ ̷ ̷ ̷ˈ ̷ ̷ˌ ̷ ̷ noun
( -s )
Etymology: International Scientific Vocabulary aldehyde + -ine; originally formed as German aldehydin
1. : methylethylpyridine
2. : any of a class of solid bases containing the imidazole ring formed by condensing aldehydes with aromatic ortho- diamines