Mydaleine \My*da"le*ine\, n. [Gr. myda^n to be clammy (from
decay).] (Physiol. Chem.)
A toxic alkaloid (ptomaine) obtained from putrid flesh and
from herring brines. As a poison it is said to execute
profuse diarrhoea, vomiting, and intestinal inflammation.
--Brieger.
[1913 Webster]