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Definitions from Wiktionary ()
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▸ noun: 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.
▸ noun: (physics) A spacetime having tensors of zero magnitude.
▸ noun: An emptiness in life created by a loss of a person who was close, or of an occupation.
▸ noun: An exercise in which one draws their abdomen towards the spine.
▸ verb: (transitive) To clean (something) with a vacuum cleaner.
▸ verb: (intransitive) To use a vacuum cleaner.
▸ verb: (transitive, databases) To optimise a database or database table by physically removing deleted tuples.
▸ noun: (colloquial, only pluralized as "vacuums") Ellipsis of vacuum cleaner. [A domestic or industrial mobile machine for cleaning floors and similar surfaces that draws dust and other particles into a container (a cyclonic type bin, or a filter bag) by the suction created by an electric motor driving a fan.]
Similar:
Hoover,
vacuum-clean,
vacuum cleaner,
vacuity,
suction,
vortex,
Dyson,
dustbuster,
bakeout,
cleaning,
more...
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