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vacuum
[vak-yoom, -yoo-uhm, -yuhm]
noun
plural
vacuums, vacuaa space entirely devoid of matter.
an enclosed space from which matter, especially air, has been partially removed so that the matter or gas remaining in the space exerts less pressure than the atmosphere (plenum ).
the state or degree of exhaustion in such an enclosed space.
a space not filled or occupied; emptiness; void.
The loss left a vacuum in his heart.
a vacuum cleaner or sweeper.
Physics., a state of lowest energy in a quantum field theory.
adjective
of, pertaining to, employing, or producing a vacuum.
(of a hollow container) partly exhausted of gas or air.
pertaining to a device or process that makes use of a vacuum to accomplish a desired task.
noting or pertaining to canning or packaging in which air is removed from the container to prevent deterioration of the contents.
verb (used with object)
to use a vacuum cleaner on; clean with a vacuum cleaner.
to vacuum rugs.
to treat with any vacuum device, as a vacuum drier.
verb (used without object)
to use a vacuum cleaner.
to vacuum in the dining room.
vacuum
/ ˈvækjʊəm /
noun
a region containing no matter; free space Compare plenum
a region in which gas is present at a low pressure
the degree of exhaustion of gas within an enclosed space
a high vacuum
a perfect vacuum
a sense or feeling of emptiness
his death left a vacuum in her life
short for vacuum cleaner
(modifier) of, containing, measuring, producing, or operated by a low gas pressure
a vacuum tube
a vacuum brake
verb
to clean (something) with a vacuum cleaner
to vacuum a carpet
vacuum
plural
vacuumsA region of space in which there is no matter.
A region of space having extremely low gas pressure relative to surrounding pressure. The air pump of a vacuum cleaner, for example, drastically reduces the air pressure inside the device, creating a vacuum; the pressure difference causes air to rush into it, carrying dust and debris along with it.
vacuum
The absence of matter.
Other Word Forms
- nonvacuum adjective
Word History and Origins
Origin of vacuum1
Word History and Origins
Origin of vacuum1
Example Sentences
They meticulously vacuum, and scrub the walls, windows, baseboards and floors, clearing every open surface and precious possession of reminders of the Eaton fire.
A slew of policy announcements during the conference has counteracted the accusation, levelled at Badenoch, that she had previously left a vacuum that Reform had filled.
However, it has led to criticism from some Conservatives that the leadership has been too slow at announcing policies and has created a vacuum which has been filled by Reform UK.
The Roomba vacuum, which Brooks’ company developed and markets, “looks like a flat disk. It cleans floors.”
Reform UK leader Nigel Farage was only too happy to step into that "vacuum", gaining strength in the polls and grabbing headlines while the Tories were busy making other plans.
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