Definition of morpholine in English:

morpholine

noun

Chemistry
  • [mass noun] A synthetic compound used as a solvent for resins and dyes and (in the form of salts) as an ingredient of emulsifying soaps used in floor polishes.

    • ‘Morpholine is a colorless oily liquid with strong moisture absorption and strong basicity.’
    • ‘Morpholine is used in some countries in cosmetic preparations, particularly mascara eye makeup.’

Origin

Late 19th century: from morphine, with the insertion of the syllable -ol- (see -ol).

Pronunciation:

morpholine

/ˈmɔːfəliːn/