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leghemoglobin

American  
[leg-hee-muh-gloh-bin, -hem-uh-] / lɛgˈhi məˌgloʊ bɪn, -ˈhɛm ə- /

noun

Biochemistry.
  1. a hemoglobinlike red pigment in the root nodules of leguminous plants, as soybean, that is essential for nitrogen fixation.


Etymology

Origin of leghemoglobin

First recorded in 1965–70; leg(ume) + hemoglobin


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

It’s been only six years since Impossible Foods introduced a patty made with soy leghemoglobin to mimic beef blood.

From New York Times ● Feb. 15, 2022

Soy leghemoglobin performed best, so Impossible built a dozen machines to try to harvest it from the root nodules of soy.

From The New Yorker ● Sep. 23, 2019

For example, the Impossible Burger’s contents include, “soy protein concentrate, coconut oil, sunflower oil … methylcellulose, yeast extract, cultured dextrose, food starch modified, soy leghemoglobin, salt, soy protein isolate.”

From Seattle Times ● Jun. 12, 2019

The Food and Drug Administration has approved the use of soy leghemoglobin, the key ingredient in the Impossible Burger, the meat substitute that has a distinctive blood-like color and taste.

From Washington Post ● Jul. 25, 2018

When the agency requested more data to determine factors such as whether or not its soy leghemoglobin was an allergen, the company rescinded its request for review.

From Los Angeles Times ● Aug. 8, 2017

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