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назад
домой
vacuum
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vac.u.um |
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n |
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, pl vac.u.ums or vac.ua [L, fr. neut. of vacuus empty, fr. vacare to be empty] |
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(1550) |
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1: emptiness of space 2 a: a space absolutely devoid of matter b: a space partially exhausted (as to the highest degree possible) by artificial means (as an air pump) c: a degree of rarefaction below atmospheric pressure 3 a: a state or condition resembling a vacuum: void <the power ~ in Indochina after the departure of the French --Norman Cousins> b: a state of isolation from outside influences <people who live in a ~ ... so that the world outside them is of no moment --W. S. Maugham> 4: a device creating or utilizing a partial vacuum; esp: vacuum cleaner |
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adj |
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(1825) |
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1: of, containing, producing, or utilizing a partial vacuum <separated by means of ~ distillation> 2: of or relating to a vacuum device or system |
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vt |
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(1922) |
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to use a vacuum device (as a vacuum cleaner) on ~ vi: to operate a vacuum device |
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