Vacuum
41vacuum — I (New American Roget s College Thesaurus) n. void, vacancy, emptiness, nothingness; space. See absence, nonexistence. II (Roget s IV) n. Syn. emptiness, rarefaction, void, vacuity, space, exhaustion. v. Syn. vacuum clean, clean, sweep, sweep up …
42vacuum — vac·u·um || vækjÊŠÉ™m n. void, emptiness, vacuity; space that is empty of matter; electrical device which cleans surfaces by creating air suction v. clean with a vacuum cleaner, operate a device for cleaning carpets and floors by air suction …
43vacuum — to destroy incriminating evidence Sweeping it out of sight: [Associate White House Counsel William H. Kennedy III] was summoned before the Senate Banking Committee to explain why he had written Vacuum Rose law files... Documents never… …
44vacuum n — If space is a vacuum, who changes the bags? …
45vacuum — n 1. emptiness, void, space devoid of air. 2. vacuum cleaner, sweeper, carpet sweeper, electric broom, Trademark. Hoover. v 3. sweep, clean, do the housecleaning; pick up, tidy up …
46vacuum — see nature abhors a vacuum …
47Vacuum sewer — Vacuum sewers were first installed in Europe in 1882 but until the last 30 years it had been relegated to a niche market. The first who has applied the negative pressure drainage (so called vacuum sewerage) was the Dutch engineer Liernur in the… …
48Vacuum energy — is an underlying background energy that exists in space even when devoid of matter (known as free space). The vacuum energy is deduced from the concept of virtual particles, which is itself derived from the energy time uncertainty principle. Its… …
49Vacuum aspiration — Background Abortion type Surgical First use China 1958 and UK 1967[1] Gestation 3 12 weeks Usage …
50Vacuum engineering — deals with technological processes and equipment that use vacuum to achieve better results than those run under atmospheric pressure. The most widespread applications of vacuum technology are: * Pyrolytic Chromium Carbide Coating * Antireflecting …
