aminopterin
noun
am·i·nop·ter·in
ˌa-mə-ˈnäp-tə-rən 
: a derivative C19H20N8O5 of glutamic acid that is a folic acid antagonist and has been used as a rodenticide and antileukemic agent
Examples of aminopterin in a Sentence
Recent Examples on the Web
In the late 1940s, legendary cancer researcher Sydney Farber and colleagues reported successfully treating acute leukemia in children with a new drug called aminopterin.
—
Gwen Nichols, STAT, 30 Dec. 2019
In 1947 aminopterin, a chemical which messes up cell division by interrupting the metabolism of folic acid, was found to produce remissions in children with acute leukaemia.
—The Economist, 14 Sep. 2017
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Gwen Nichols, STAT, 30 Dec. 2019
In 1947 aminopterin, a chemical which messes up cell division by interrupting the metabolism of folic acid, was found to produce remissions in children with acute leukaemia.
—The Economist, 14 Sep. 2017
Cite this Entry
“Aminopterin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aminopterin. Accessed 28 May. 2025.
Copy CitationMedical Definition
aminopterin
noun
am·i·nop·ter·in
ˌam-ə-ˈnäp-tə-rən
: a derivative C19H20N8O5 of glutamic acid that is a folic acid antagonist and has been used as a rodenticide and antileukemic agent
Love words? Need even more definitions?
Merriam-Webster unabridged
Share