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Definition of meconium
: a dark greenish mass that accumulates in the bowel during fetal life and is discharged shortly after birth
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Recent Examples of meconium from the Web
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Claire was born with meconium ileus, a bowel obstruction that is a telltale sign of CF.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'meconium'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of meconium
Latin, literally, poppy juice, from Greek mēkōnion, from mēkōn poppy; akin to Old High German mago poppy
Medical Dictionary
meconium
play
noun
me·co·ni·um
\mi-ˈkō-nē-əm\
Medical Definition of meconium
: a dark greenish mass of desquamated cells, mucus, and bile that accumulates in the bowel of a fetus and is typically discharged shortly after birth
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