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methemoglobin

or met·hae·mo·glo·bin

[ met-hee-muh-gloh-bin, -hem-uh-, -hee-muh-gloh-, -hem-uh- ]
/ mɛtˈhi məˌgloʊ bɪn, -ˈhɛm ə-, -ˌhi məˈgloʊ-, -ˌhɛm ə- /
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noun Biochemistry.
a brownish compound of oxygen and hemoglobin, formed in the blood, as by the use of certain drugs.
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Origin of methemoglobin

First recorded in 1865–70; met- + hemoglobin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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