air cushion

air cushion
noun
1. the trapped air that supports a hovercraft a short distance above the water or ground
Hypernyms: ↑compressed air
2. a mechanical device using confined air to absorb the shock of motion
Syn: ↑air spring
Hypernyms: ↑shock absorber, ↑shock, ↑cushion
3. a cushion usually made of rubber or plastic that can be inflated
Syn: ↑inflatable cushion
Hypernyms: ↑cushion

Useful english dictionary. 2012.

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Look at other dictionaries:

  • Air cushion — Air Air ([^a]r), n. [OE. air, eir, F. air, L. a[ e]r, fr. Gr. ah r, air, mist, for a[digamma]hr, fr. root a[digamma] to blow, breathe, probably akin to E. wind. In sense 10 the French has taking a meaning fr. It. aria atmosphere, air, fr. the… …   The Collaborative International Dictionary of English

  • air cushion — n. 1. a cushion inflated with air 2. Mech. a device for lessening shock by means of the elasticity of compressed air …   English World dictionary

  • air-cushion — airˈ cushion noun 1. A cushion that can be inflated 2. A protective barrier, eg between a hovercraft and land or water, formed by down driven air • • • Main Entry: ↑air …   Useful english dictionary

  • air-cushion — See air cushion. * * * …   Universalium

  • air-cushion vehicle — [er′ koosh΄ən] n. a vehicle that travels just above the surface of land or water on a cushion of air provided by a downward jet from its engines, propellers, etc. * * * or hovercraft Vehicle supported above the surface of land or water by an air… …   Universalium

  • air-cushion vehicle — [er′ koosh΄ən] n. a vehicle that travels just above the surface of land or water on a cushion of air provided by a downward jet from its engines, propellers, etc …   English World dictionary

  • air cushion vehicle — air cushion vehicle, a vehicle that travels a few feet above the surface of land or water on a cushion of air produced by a system of fans; ground effect machine; hovercraft. Abbr: ACV …   Useful english dictionary

  • air cushion — air cushioned, adj. 1. an inflatable, airtight cushion. 2. See air chamber (def. 2). 3. an air bag. [1830 40] * * * …   Universalium

  • air cushion — air bag, inflatable cushion; pocket of air forced down to support a hydrofoil …   English contemporary dictionary

  • air-cushion machine — ▪ vehicle Introduction also called  ground effect machine,  or  hovercraft,         any of the machines characterized by movement in which a significant portion of the weight is supported by forces arising from air pressures developed around the… …   Universalium

  • air cushion vehicle. — See ACV (def. 2). Also, air cushion vehicle. [1960 65] * * * …   Universalium

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