vacuum pump
English Thesaurus
1. a pump that moves air in or out of something (noun.artifact)
| hypernym | : | pump, |
| definition | : | a mechanical device that moves fluid or gas by pressure or suction (noun.artifact) |
| hyponym | : | inflater, inflator, |
| definition | : | an air pump operated by hand to inflate something (as a tire) (noun.artifact) |
| hyponym | : | ion pump, |
| definition | : | a vacuum pump that removes gas by ionizing the atoms or molecules and adsorbing them on a metal surface (noun.artifact) |
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