MeSH definition : A state of internal activity of an organism that is a necessary condition before a
given stimulus will elicit a class of responses; e.g., a certain level of hunger (drive)
must be present before food will elicit an eating response.;
MeSH synonym : drives;
Wikipedia automatic translation : Drift;
MeSH annotation : human & animal; no qualif; human & animal;
Wikipedia link : https://en.wikipedia.org/wiki/Drift;
A state of internal activity of an organism that is a necessary condition before a
given stimulus will elicit a class of responses; e.g., a certain level of hunger (drive)
must be present before food will elicit an eating response.