- Water ballast
- Water ballast Wa"ter bal"last (Naut.) Water confined in specially constructed compartments in a vessel's hold, to serve as ballast. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
Water ballast
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water-ballast — [ watɛrbalast ] n. m. • 1879 « lest d eau »; mot angl., de water « eau » et ballast → ballast ♦ Mar. 1 ♦ (1886) Compartiment d un navire servant au transport de l eau, du mazout..., et qui peut servir de lest. 2 ♦ (1907) Réservoir de plongée d un … Encyclopédie Universelle
water ballast — noun : water in specially constructed compartments (as of a ship or balloon) to serve as ballast * * * water ballast noun 1. Water carried by a ship to balance or redress the change of draught due to consumption of fuel or provisions or discharge … Useful english dictionary
ballast — [ balast ] n. m. • 1375 « lest »; mot scand., par le moy. bas all. 1 ♦ (1840; empr. à l angl.) Pierres concassées que l on tasse sous les traverses d une voie ferrée. Carrière à ballast (ou BALLASTIÈRE n. f. ). 2 ♦ (1943) Mar. Réservoir de… … Encyclopédie Universelle
Ballast — may mean: Objects: * Ballast tanks, a device used on ships and submarines and other submersibles to control buoyancy and stability * Ballast weights, metallic plates used to bring auto racing vehicles up to the minimum mandated weight *… … Wikipedia
ballast tank — noun : a tank in the hold of a ship that can be pumped full of or free from water ballast * * * ballast tank, a compartment in a ship or submarine which may be filled with water or emptied by means of pumps. Ballast tanks help control the… … Useful english dictionary
ballast pump — noun : a pump for discharging water ballast … Useful english dictionary
water bottom — noun 1. a. : the space between the outer and inner bottom plating in a ship used to carry water ballast b. : a similar space in a petroleum storage tank 2. : land underlying water … Useful english dictionary
Ballast (Marine) — Pour les articles homonymes, voir Ballast. Un ballast est une capacité équipant certains navires destinée par remplissage ou vidange à en modifier la flottabilité, les tirants d eau, l assiette ou la gite. Sommaire 1 À bord des navires de surface … Wikipédia en Français
Ballast — Bal last (b[a^]l last), n. [D. ballast; akin to Dan. baglast, ballast, OSw. barlast, Sw. ballast. The first part is perh. the same word as E. bare, adj.; the second is last a burden, and hence the meaning a bare, or mere, load. See {Bare}, a.,… … The Collaborative International Dictionary of English
Ballast engine — Ballast Bal last (b[a^]l last), n. [D. ballast; akin to Dan. baglast, ballast, OSw. barlast, Sw. ballast. The first part is perh. the same word as E. bare, adj.; the second is last a burden, and hence the meaning a bare, or mere, load. See {Bare} … The Collaborative International Dictionary of English
