D defs.my
Entry 1 sense Webster, 1913

Meconin

· Mec·o·nin · IPA
01 n. A substance regarded as an anhydride of meconinic acid, existing in opium and extracted as a white crystalline substance. Also erroneously…
  1. 1.
    A substance regarded as an anhydride of meconinic acid, existing in opium and extracted as a white crystalline substance. Also erroneously called meconina, meconia, etc., as though it were an alkaloid.(Chem.) Also: meconina, meconia