Definition of geranial in English:



mass nounChemistry
  • A fragrant oil present in lemongrass oil and used in perfumery.

    An isomer of citral; chemical formula: C₁₀H₁₆O

    • ‘Tucker says lemon balm is easy to grow from seeds and contains citronellal, geraniol and geranial.’
    • ‘The flavour of geranial is more intense than the flavour of neral, but both have a very similar lemon flavour.’
    • ‘The scope sought in the flavor industry is to selectively obtain the key citrus flavor compounds i.e., the oxygenated compounds such as neral, geranial, and decanal.’
    • ‘They describe it as having ‘a pleasant lemon-scented odour’, not unusual considering the oil was rich in the aldehydes citronellal, neral and geranial.’
    • ‘Terpenoids, such as neral or geranial, may be found in abundance in oil sacs located in the outer, colored or flavedo portion of the rinds of many common citrus fruits.’


Late 19th century: from German, contraction of Geraniumaldehyde.