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.’
    • ‘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.’
    • ‘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.’
    • ‘The flavour of geranial is more intense than the flavour of neral, but both have a very similar lemon flavour.’
    • ‘They describe it as having ‘a pleasant lemon-scented odour’, not unusual considering the oil was rich in the aldehydes citronellal, neral and geranial.’


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