active transport
noun
Definition of active transport
: the movement of a chemical substance by the expenditure of energy against a gradient in concentration or in electrical potential across a plasma membrane — compare passive transport
Indulge Your Inner Word Nerd
1922
First Known Use of active transport
1922
Medical Dictionary
active transport
noun
Medical Definition of active transport
: movement of a chemical substance by the expenditure of energy against a gradient in concentration or electrical potential across a plasma membrane
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Britannica.com: Encyclopedia article about active transport
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