folic acid antagonists
Modified pterins, such as aminopterin and amethopterin, that interfere with the action of folic acid and produce the symptoms of a folic acid deficiency.
Y.E.S: These Words Are AcronymsMaybe you already knew RADAR actually stands for "radio detecting and ranging," but what about these other acronyms hiding in your everyday speech?
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.