Definition of meconium in English:

meconium

Line breaks: meco|nium
Pronunciation: /mɪˈkəʊnɪəm
 
/

noun

[mass noun] Medicine
  • The dark green substance forming the first faeces of a newborn infant.
    More example sentences
    • Infants who pass thin meconium, which is yellow to light green and watery, are more likely to be healthy at birth.
    • In 95 percent of newborns, meconium is passed by 24 hours of age.
    • The question as to why some infants may discharge meconium in times of stress and other infants do not has not been well studied.

Origin

early 18th century: from Latin, literally 'poppy juice', from Greek mēkōnion, from mēkōn 'poppy'.

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