Vacuum
Definition of vacuum:
part of speech: noun
part of speech: noun
A vacant or empty space: a space empty or devoid of all matter:- pl. VACUA.
part of speech: noun
A space entirely empty of matter; hence, a space, such as the inside of a bottle, emptied of air by artificial mean.
Usage examples for vacuum:
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" And then when you want a regular turn- out, as you call it," said Denry, " there's the vacuum cleaner."
"The Card, A Story Of Adventure In The Five Towns", Arnold Bennett. -
Light waves are able to pass through a vacuum thus showing that they are not dependent upon air for their transmission.
"Physiology and Hygiene for Secondary Schools", Francis M. Walters, A.M.. -
" The advocates of emigration replied to the first question by estimating at a minimum of two million the number of individuals who would have to leave Ireland, at one time, in order to produce there that kind of vacuum which would improve the conditions of labor and the existence of the rest of the agricultural population.
"Irish Race in the Past and the Present", Aug. J. Thebaud. -
A dead block can't last, any more than a vacuum
"The Other Girls", Mrs. A. D. T. Whitney.