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vac·u·um

vacuum

 
 
pronunciation:
vae kyum
parts of speech:
noun, verb
features:
Word Explorer, Word Parts
part of speech: noun
inflections: vacua, vacuums
definition 1: A vacuum is a space that has no molecules of anything in it. It is completely empty.
Outer space is a vacuum.
definition 2: A vacuum is a space from which all or most of the air has been removed.
The inside of a light bulb is a vacuum. There is no air inside it.
definition 3: "Vacuum" is a short way of saying "vacuum cleaner." A vacuum cleaner is an electrical appliance that cleans carpets, rugs, floors, and other things. It cleans by pulling the dirt out of the carpet or other thing and then sending it into a container or bag that is part of the device.
Before the guests came, my dad used the vacuum in the living room.
 
 
part of speech: verb
inflections: vacuums, vacuuming, vacuumed
definition: When you vacuum a floor, you clean the floor with a vacuum cleaner.
It's time to vacuum the bedroom rug again.
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