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heme

noun
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\ ˈhēm How to pronounce heme (audio) \

Definition of heme

: the deep red iron-containing prosthetic group C34H32N4O4Fe of hemoglobin and myoglobin

Examples of heme in a Sentence

Recent Examples on the Web In identifying heme, that blood-like molecule, Brown had a galvanizing innovation. — Virginia Heffernan, Wired, "What Plant-Based Burgers Can Teach Us About Saving the Planet," 1 Apr. 2020 The ingredient, known as heme, is a key additive for helping replicate the richness of meat flavors. — BostonGlobe.com, "IRobot hurt by decision to pass along tariff costs to US customers," 24 Oct. 2019 Impossible’s breakthrough involves a molecule called heme, which the company produces in tanks of genetically modified yeast. — Tad Friend, The New Yorker, "Can a Burger Help Solve Climate Change?," 23 Sep. 2019 Impossible gets heme — the protein that gives its burger meat-like flavor and texture — from soy leghemoglobin, which is found in the roots of soy plants. — Washington Post, "Burger King brings a plant-based Whopper to Europe," 12 Nov. 2019 To make heme in high volume, Impossible inserts DNA from soy into yeast and ferments it. — Washington Post, "Burger King brings a plant-based Whopper to Europe," 12 Nov. 2019 Before launching commercially in 2016, the company had spent hundreds of millions of dollars and many years figuring out how to make heme in a way that was easy to scale. — CNN, "Impossible made fake meat a hot commodity. Now it could be a victim of its own success," 27 June 2019 Impossible Foods gets heme — the protein that gives meat its flavor and texture — from soy leghemoglobin, which is found in the roots of soy plants. — CBS News, "Impossible Foods serving up fake sausage and pork," 7 Jan. 2020 Impossible Foods gets heme — the protein that gives meat its flavor and texture — from soy leghemoglobin, which is found in the roots of soy plants. — Author: Dee-ann Durbin, Anchorage Daily News, "The other fake meat: Impossible Foods unveils pork, sausage," 7 Jan. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'heme.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of heme

1925, in the meaning defined above

History and Etymology for heme

International Scientific Vocabulary, from hematin

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Statistics for heme

Cite this Entry

“Heme.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heme. Accessed 28 Jan. 2021.

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More Definitions for heme

heme

noun
variants: or chiefly British haem \ ˈhēm How to pronounce heme (audio) \

Medical Definition of heme

: the deep red iron-containing prosthetic group C34H32N4O4Fe of hemoglobin and myoglobin that is a ferrous derivative of protoporphyrin and readily oxidizes to hematin or hemin

— called also protoheme

More from Merriam-Webster on heme

Britannica.com: Encyclopedia article about heme

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