chemiosmotic

adjective
chemi·​os·​mot·​ic | \ ˌke-mē-äz-ˈmä-tik How to pronounce chemiosmotic (audio) , ˌkē- \

Definition of chemiosmotic

: relating to or being a theory that seeks to explain the mechanism of ATP formation in oxidative phosphorylation by mitochondria and chloroplasts without recourse to the formation of high-energy intermediates by postulating the formation of an energy gradient of hydrogen ions across the organelle membranes that results in the reversible movement of hydrogen ions to the outside and is generated by electron transport or the activity of electron carriers

First Known Use of chemiosmotic

1957, in the meaning defined above

History and Etymology for chemiosmotic

chemi- + osmotic

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The first known use of chemiosmotic was in 1957

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Last Updated

18 May 2021

Cite this Entry

“Chemiosmotic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chemiosmotic. Accessed 19 Jun. 2021.

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More Definitions for chemiosmotic

chemiosmotic

adjective
chemi·​os·​mot·​ic | \ ˌkem-ē-äz-ˈmät-ik How to pronounce chemiosmotic (audio) \

Medical Definition of chemiosmotic

: relating to or being a hypothesis that seeks to explain the mechanism of ATP formation in oxidative phosphorylation by mitochondria and chloroplasts without recourse to the formation of high-energy intermediates by postulating the formation of an energy gradient of hydrogen ions across the organelle membranes that results in the reversible movement of hydrogen ions to the outside and is generated by electron transport or the activity of electron carriers

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