Plenum vs. Vacuum

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 inchPlenumnoun
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.
Plenumnoun
a meeting of a legislative body at which all members are present;
the plenum will vote on all tax increasesVacuumverb
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 vacuumVacuumnoun
a region empty of matter
Vacuumnoun
an electrical home appliance that cleans by suction
Vacuumverb
clean with a vacuum cleaner;
vacuum the carpets