D defs.my
Entry 1 sense Webster, 1913

Ptomaine

/tōm'-ān/ · Pto·ma·ine · IPA /ˈtoʊmeɪn/
01 n. One of a class of animal bases or alkaloids formed in the putrefaction of various kinds of albuminous matter, and closely related to the ve…
  1. 1.
    One of a class of animal bases or alkaloids formed in the putrefaction of various kinds of albuminous matter, and closely related to the vegetable alkaloids; a cadaveric poison. The ptomaines, as a class, have their origin in dead matter, by which they are to be distinguished from the leucomaines.(Physiol. Chem.)