Definition of ethanal in English:

ethanal

noun

  • systematic chemical name for acetaldehyde
    • ‘The names of specific aldehydes are generally taken from the name of the alkyl group with the addition of an ‘al’ ending, e.g. methanal, ethanal.’
    • ‘The aldehyde, ethanal (also called acetaldehyde), is the product of this reaction.’
    • ‘For example ethanol loses two hydrogen atoms to give ethanal and when an oxygen atom is added to this the product is ethanoic acid.’

Origin

Late 19th century: blend of ethane and aldehyde.

Pronunciation

ethanal

/ˈeTHəˌnäl/