As nouns the difference between meconium and mesonium
is that meconium is (medicine) a dark green mass, the contents of the fetal intestines during the later stages of mammalian gestation, that forms the first faeces of the newborn while mesonium is (physics) any exotic atom formed from a meson and an electron.
meconium
Noun
(-)
(medicine) A dark green mass, the contents of the fetal intestines during the later stages of mammalian gestation, that forms the first faeces of the newborn
(obsolete) opium
Derived terms
* meconium aspiration
Anagrams
*
mesonium
English
Noun
(
en noun)
(physics) Any exotic atom formed from a meson and an electron