MECONIUM
\mɛkˈə͡ʊni͡əm], \mɛkˈəʊniəm], \m_ɛ_k_ˈəʊ_n_iə_m]\
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The thick green-to-black mucilaginous material found in the intestines of a full-term fetus. It consists of secretions of the intestinal glands, BILE PIGMENTS, FATTY ACIDS, AMNIOTIC FLUID, and intrauterine debris. It constitutes the first stools passed by a newborn.
By DataStellar Co., Ltd
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Fetal feces passed immediately after birth.
By William R. Warner
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The excrement passed by the infant a short time after birth, which had accumulated in the intestines during pregnancy. It is of a greenish or deep black colour, and very viscid. It seems formed of the mucous secretions of the intestines mixed with bile.
By Robley Dunglison
By Willam Alexander Newman Dorland