Svensk definition
Organiska kvävebaser. Många medicinskt betydelsefulla alkaloider finns i både djur- och växtriket.
Alkaloids
Alkaloider
Engelsk definition
Organic nitrogenous bases. Many alkaloids of medical importance occur in the animal and vegetable kingdoms, and some have been synthesized. (Grant & Hackh's Chemical Dictionary, 5th ed)
Inga svenska synonymer finns.