Meconium

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Meconium \Me*co"ni*um\, n. [L., fr. Gr. ?, fr. ? poppy.] (Med.)
     (a) Opium. [Obs.]
     (b) The contents of the fetal intestine; hence, first
         excrement.
         [1913 Webster]



From WordNet (r) 2.0 [wn]:

  meconium
       n : thick dark green mucoid material that is the first feces of
           a newborn child