vacuum

n. & v.
—n. (pl. vacuums or vacua)
1 a space entirely devoid of matter.
2 a space or vessel from which the air has been completely or partly removed by a pump etc.
3 a the absence of the normal or previous content of a place, environment, etc. b the absence of former circumstances, activities, etc.
4 (pl. vacuums) colloq. a vacuum cleaner.
5 a decrease of pressure below the normal atmospheric value.
—v. colloq.
1 tr. clean with a vacuum cleaner.
2 intr. use a vacuum cleaner.
Phrases and idioms:
vacuum brake a brake in which pressure is caused by the exhaustion of air. vacuum-clean clean with a vacuum cleaner. vacuum cleaner an apparatus for removing dust etc. by suction. vacuum flask Brit. a vessel with a double wall enclosing a vacuum so that the liquid in the inner receptacle retains its temperature. vacuum gauge a gauge for testing the pressure after the production of a vacuum. vacuum-packed sealed after the partial removal of air. vacuum pump a pump for producing a vacuum. vacuum tube a tube with a near-vacuum for the free passage of electric current.
Etymology: mod.L, neut. of L vacuus empty

Useful english dictionary. 2012.

Synonyms:

Look at other dictionaries:

  • Vacuum — Основная информация Жанр синти поп Электропоп …   Википедия

  • Vacuum — Vac u*um, n.; pl. E. {Vacuums}, L. {Vacua}. [L., fr. vacuus empty. See {Vacuous}.] 1. (Physics) A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the interior of a …   The Collaborative International Dictionary of English

  • vacuum — [ vakɥɔm ] n. m. • 1872; mot lat. ♦ Sc. Espace vide, sans matière. ⇒ vide. ⊗ HOM. Vacuome. vacuum n. m. Didac. Espace vide, sans matière. ⇒VACUUM, subst. masc. PHYS. Espace vide, milieu vide. Synon. vide. Entre l atome et l observation il y a une …   Encyclopédie Universelle

  • vacuum — VÁCUUM, vacuumuri, s.n. 1. (fiz.) Vid. 2. Aparat în care se concentrează o soluţie, prin fierbere în vid, la temperaturi joase. [pr.: cu um] – Din lat., fr. vacuum. Trimis de bogdanrsb, 13.09.2007. Sursa: DEX 98  VÁCUUM s. v. vid. Trimis …   Dicționar Român

  • vacuum — [vak′yo͞om, vak′yo͞o əm] n. pl. vacuums or vacua [vak′yo͞o ə] [L, neut. sing. of vacuus, empty] 1. a space with nothing at all in it; completely empty space 2. a) an enclosed space, as that inside a vacuum tube, out of which most of the air or… …   English World dictionary

  • vacuum — ► NOUN (pl. vacuums or vacua) 1) a space entirely devoid of matter. 2) a space from which the air has been completely or partly removed. 3) a gap left by the loss or departure of someone or something important. 4) (pl. vacuums) informal a vacuum… …   English terms dictionary

  • vacuum — cleaner Vac u*um clean er A machine for cleaning carpets, tapestry, upholstered work, etc., by suction; sometimes called a {vacuum}. [Webster 1913 Suppl.] …   The Collaborative International Dictionary of English

  • Vacuum — Allgemeine Informationen Genre(s) Electronica, Pop, Synthie Pop Gründung 1996 Website …   Deutsch Wikipedia

  • Vacŭum — (lat.), der leere Raum (vgl. Vakuum) …   Meyers Großes Konversations-Lexikon

  • Vacuum — Vacuum, lat., die Leere, der leere Raum; Vacuität, Leere, Nichtigkeit …   Herders Conversations-Lexikon

  • vacuum — index blank (emptiness), need (deprivation) Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary


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