vacuum[vak′yo̵̅o̅m, -yo̵̅o̅ əm]
- The definition of a vacuum is a space devoid of air or matter, or a tool that uses suction to clean.
- An example of a vacuum is a space with nothing in it.
- An example of a vacuum is something used to clean up dirt on a floor.
- To vacuum is to clean using a tool that sucks dirt or other elements into a storage container.
An example of vacuum is to clean the dirt off the carpet using a vacuum cleaner.
A cannister style vacuum cleaner.
nounpl. vacuums or vacua
- a space with nothing at all in it; completely empty space
- an enclosed space, as that inside a vacuum tube, out of which most of the air or gas has been taken, as by pumping
- the degree to which pressure has been brought below atmospheric pressure
- a space left empty by the removal or absence of something usually found in it; void: often used figuratively
- ☆ vacuum cleaner
Origin of vacuumClassical Latin neuter singular of vacuus, empty
- of a vacuum
- used to make a vacuum
- having a vacuum; partially or completely exhausted of air or gas
- working by suction or the creation of a partial vacuum
nounpl. vac·uums or vac·u·a
- a. Absence of matter.b. A space empty of matter.c. A space relatively empty of matter.d. A space in which the pressure is significantly lower than atmospheric pressure.
- A state of emptiness; a void.
- A state of being sealed off from external or environmental influences; isolation.
- pl. vac·uums A vacuum cleaner.
- Of, relating to, or used to create a vacuum.
- Containing air or other gas at a reduced pressure.
- Operating by means of suction or by maintaining a partial vacuum.
tr. & intr.v.vac·uumed, vac·uum·ing, vac·uums
Origin of vacuumLatin, empty space, from neuter of vacuus, empty, from vacāre, to be empty; see eu&schwa;- in Indo-European roots.
(plural vacuums or vacua) (see usage notes)
- In the sense of "a region of space that contains no matter", the plural of vacuum is either vacua or vacuums. In the sense of a "vacuum cleaner" vacuums is the only plural.
- The Latin in vacuo is sometimes used instead of in a vacuum (in free space).
- (region of space that contains no matter): plenum
(third-person singular simple present vacuums, present participle vacuuming, simple past and past participle vacuumed)
From Latin vacuum (“an empty space, void”), noun use of neuter of vacuus (“empty”), related to vacare (“be empty”)
vacuum - Computer Definition
A space completely void of matter. Although a complete vacuum is unachievable on earth, outer space is theoretically a vacuum to within a few molecules per cubic inch.