pump

9 ENTRIES FOUND:

1pump

noun \ˈpəmp\

Definition of PUMP

1
: a device that raises, transfers, or compresses fluids or that attenuates gases especially by suction or pressure or both
2
3
: an act or the process of pumping
4
: an energy source (as light) for pumping atoms or molecules
5
: a mechanism by which atoms, ions, or molecules are transported across cell membranes—see proton pump, sodium pump

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