Definition of vernix in English:

vernix

(also vernix caseosa)

noun

  • [mass noun] A greasy deposit covering the skin of a baby at birth.

    • ‘We say all the birth words: ‘placenta, meconium, vernix, perineum, bilirubin.’’
    • ‘The amniotic fluid may be discolored by blood from a previous amniocentesis, excess vernix, or meconium.’
    • ‘Rather than amniotic fluid contributing to soft skin, according to Kelly, babies in the womb are protected by vernix.’

Origin

Late 16th century: from medieval Latin, variant of veronix fragrant resin (see varnish).

Pronunciation:

vernix

/ˈvəːnɪks/