Plenum vs. Vacuum

Plenum vs. Vacuum — Is There a Difference?
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Difference Between Plenum and Vacuum

Plenumnoun

(physics) A space that is completely filled with matter.

Vacuumnoun

A region of space that contains no matter.

Plenumnoun

(figuratively) A state of fullness, a great quantity (of something).

Vacuumnoun

(plural only "vacuums") A vacuum cleaner.

Plenumnoun

A legislative meeting (especially of the Communist Party) in which all members are present.

Vacuumnoun

The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, such as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.

a vacuum of 26 inches of mercury, or 13 pounds per square inch
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Plenumnoun

An enclosed space having greater than atmospheric pressure.

Vacuumnoun

(physics) A spacetime having tensors of zero magnitude

Plenumnoun

The space above a false ceiling used for cables, ducts etc.

Vacuumverb

(transitive) To clean (something) with a vacuum cleaner.

Plenumnoun

(computing) A type of network cabling which satisfies plenum-ratings issued by the National Electrical Code. These cables produce less smoke and fumes in the event of fire.

Vacuumverb

(intransitive) To use a vacuum cleaner.

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Plenumnoun

a meeting of a legislative body at which all members are present;

the plenum will vote on all tax increases

Vacuumverb

To optimise a database or database table by physically removing deleted tuples.

Plenumnoun

an enclosed space in which the air pressure is higher than outside

Vacuumnoun

the absence of matter

Vacuumnoun

an empty area or space;

the huge desert voidsthe emptiness of outer spacewithout their support he'll be ruling in a vacuum

Vacuumnoun

a region empty of matter

Vacuumnoun

an electrical home appliance that cleans by suction

Vacuumverb

clean with a vacuum cleaner;

vacuum the carpets