- ptomaine, ptomain - any of various amines (such as putrescine or cadaverine) formed by the action of putrefactive bacteria
--1 is a kind of amine, aminoalkane
--1 has particulars: putrescine; cadaverine - ptomaine, ptomaine poisoning - a term for food poisoning that is no longer in scientific use; food poisoning was once thought to be caused by ingesting ptomaines
--2 is a kind of food poisoning, gastrointestinal disorder