释义 |
am·i·nop·ter·in \ˌaməˈnäptərə̇n\ noun (-s) Etymology: aminopteroylglutamic + -in : a yellow crystalline compound C19H20N8O5.2H2O used clinically as an antagonist to folic acid in the treatment of certain leukemias — called also 4-aminopteroylglutamic acid |