methemoglobinemia
noun
met·he·mo·glo·bi·ne·mia
ˌmet-ˌhē-mə-ˌglō-bə-ˈnē-mē-ə 
: the presence of methemoglobin in the blood
Examples of methemoglobinemia in a Sentence
Recent Examples on the Web
Most significantly, doctors use it to treat a rare blood disorder called methemoglobinemia, in which hemoglobin, an iron-rich protein in red blood cells that carries oxygen, takes on a different form that can’t do the job.
—
Lorne J. Hofseth, The Conversation, 3 June 2025
Her cause of death was listed as methemoglobinemia in the setting of recent nitrous oxide administration.
—Jillian Frankel, People.com, 30 May 2025
Heart disease Using benzocaine products with certain medications can increase your risk of methemoglobinemia.
—Jessica Swirble, Verywell Health, 27 Mar. 2025
One of the biggest concerns was with infant methemoglobinemia, a rare blood disorder.
—Dan Perry, Newsweek, 12 Feb. 2025
Medically, it is used to treat methemoglobinemia, a condition where hemoglobin cannot efficiently release oxygen to body tissues.
—Kristan Hawkins, Newsweek, 6 Feb. 2025
High levels of nitrates in drinking water can cause methemoglobinemia—Blue Baby Syndrome—in infants, as nitrates interfere with the blood's ability to carry oxygen.
—Michael Gfoeller and David H. Rundell, Newsweek, 15 Jan. 2025
The result was a medical condition called methemoglobinemia.
—Mark Schleifstein, NOLA.com, 3 Jan. 2021
The family had a genetic condition called methemoglobinemia in which the body's tissues receive insufficient oxygen, according to the National Cancer Institute.
—Sudiksha Kochi, USA TODAY, 25 Sep. 2013
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Lorne J. Hofseth, The Conversation, 3 June 2025
Her cause of death was listed as methemoglobinemia in the setting of recent nitrous oxide administration.
—Jillian Frankel, People.com, 30 May 2025
Heart disease Using benzocaine products with certain medications can increase your risk of methemoglobinemia.
—Jessica Swirble, Verywell Health, 27 Mar. 2025
One of the biggest concerns was with infant methemoglobinemia, a rare blood disorder.
—Dan Perry, Newsweek, 12 Feb. 2025
Medically, it is used to treat methemoglobinemia, a condition where hemoglobin cannot efficiently release oxygen to body tissues.
—Kristan Hawkins, Newsweek, 6 Feb. 2025
High levels of nitrates in drinking water can cause methemoglobinemia—Blue Baby Syndrome—in infants, as nitrates interfere with the blood's ability to carry oxygen.
—Michael Gfoeller and David H. Rundell, Newsweek, 15 Jan. 2025
The result was a medical condition called methemoglobinemia.
—Mark Schleifstein, NOLA.com, 3 Jan. 2021
The family had a genetic condition called methemoglobinemia in which the body's tissues receive insufficient oxygen, according to the National Cancer Institute.
—Sudiksha Kochi, USA TODAY, 25 Sep. 2013
Cite this Entry
“Methemoglobinemia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/methemoglobinemia. Accessed 13 Jun. 2025.
Copy CitationMedical Definition
methemoglobinemia
noun
met·he·mo·glo·bi·ne·mia
variants
or chiefly British methaemoglobinaemia
: the presence of methemoglobin in the blood due to conversion of part of the hemoglobin to this inactive form
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