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
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In the late 1940s, legendary cancer researcher Sydney Farber and colleagues reported successfully treating acute leukemia in children with a new drug called aminopterin.
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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
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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 7 May. 2025.
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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
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