co·​trans·​port | \ (ˌ)kō-tran(t)s-ˈpȯrt How to pronounce cotransport (audio) , -ˈtran(t)s-ˌpȯrt \

Definition of cotransport

: the coupled transport of chemical substances across a cell membrane in which the energy required to move a substance (such as glucose) against a gradient in concentration or in electrical potential is provided by the movement of another substance (such as a sodium ion) along its gradient in concentration or in electric potential The sodium-linked glucose transporters are largely restricted to the intestine and kidney, where they actively transport glucose against a glucose-concentration gradient by using sodium cotransport as an energy source.— Peter R. Shepherd and Barbara B. Kahn — see also cotransporter

Other Words from cotransport

cotransport or co-transport transitive verb cotransported or co-transported; cotransporting or co-transporting
glucose cotransported with two Na+ ions

First Known Use of cotransport

1970, in the meaning defined above

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The first known use of cotransport was in 1970

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Cite this Entry

“Cotransport.” Dictionary, Merriam-Webster, Accessed 28 Oct. 2021.

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