bil·​i·​ver·​din | \ ˌbi-li-ˈvər-dᵊn How to pronounce biliverdin (audio) , ˈbi-li-ˌvər- \

Definition of biliverdin

: a green pigment that occurs in bile and is an intermediate in the degradation of hemoglobin heme groups to bilirubin

Examples of biliverdin in a Sentence

Recent Examples on the Web The substance making these little reptiles viridescent is biliverdin, a pigment that triggers jaundice in humans. Corryn Wetzel, Smithsonian Magazine, 30 Oct. 2020 Green-blooded skinks have 20 times more biliverdin in their bodies than the highest level of the chemical ever found in a human—and for that person, the quantity was fatal. Corryn Wetzel, Smithsonian Magazine, 30 Oct. 2020 The strange pigmentation is believed to occur when pale puppies come in contact with biliverdin in their mother's wound, according to Reuters. Caitlin O'kane, CBS News, 22 Oct. 2020 When red cells die, the body converts the hemoglobin down into somewhat less toxic compounds including the green pigment biliverdin. Quanta Magazine, 22 Apr. 2019 Hundreds of malaria parasites infect lizards, and some studies have shown that biliverdin can block the growth of the parasite that causes the illness, as well as killing infected red blood cells. Laura Yan, Popular Mechanics, 20 May 2018 The liver then gathers them and takes out the iron, creating the green waste product biliverdin, which is later transformed further into yellow bilirubin. Jason Daley, Smithsonian, 17 May 2018 Their current, admittedly speculative, hypothesis is that the biliverdin-rich blood protects against parasites. Jason Daley, Smithsonian, 17 May 2018 The high concentrations of the green bile pigment biliverdin in the blood overwhelms the crimson color of red blood cells resulting in a lime-green coloration of the muscles, bones, and mucosal tissues. Fox News, 16 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'biliverdin.' 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 biliverdin

1845, in the meaning defined above

History and Etymology for biliverdin

Swedish, from Latin bilis + obsolete French verd green

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The first known use of biliverdin was in 1845

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Cite this Entry

“Biliverdin.” Dictionary, Merriam-Webster, Accessed 27 Nov. 2021.

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More Definitions for biliverdin


bil·​i·​ver·​din | \ ˌbil-i-ˈvərd-ᵊn, ˈbil-i-ˌ How to pronounce biliverdin (audio) \

Medical Definition of biliverdin

: a green pigment C33H34N4O6 that occurs in bile and is an intermediate in the degradation of hemoglobin heme groups to bilirubin


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