active transport
English Thesaurus
1. transport of a substance (as a protein or drug) across a cell membrane against the concentration gradient; requires an expenditure of energy (noun.process)
hypernym | : | transport, |
definition | : | an exchange of molecules (and their kinetic energy and momentum) across the boundary between adjacent layers of a fluid or across cell membranes (noun.process) |
domain category | : | drug, |
definition | : | a substance that is used as a medicine or narcotic (noun.artifact) |
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