Cadaverine \Ca*dav"er*ine\, n. Also Cadaverin \Ca*dav"er*in\ . [From {Cadaver} and amine.] (Chem.) A sirupy, nontoxic ptomaine, {H2N.(CH2)5.NH2} (chemically {pentamethylene diamine}), formed in putrefaction of flesh, etc. [Webster 1913 Suppl. +PJC]