broken-stone-ballast railroad

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• 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

• ballast — I. noun Etymology: probably from Low German, of Scandinavian origin; akin to Danish & Swedish barlast ballast; perhaps akin to Old English bær bare & to Old English hlæst load, hladan to load more at lade Date: 1530 1. a heavy substance placed in …   New Collegiate Dictionary

• ballast — ballaster, n. ballastic /beuh las tik/, adj. /bal euhst/, n. 1. Naut. any heavy material carried temporarily or permanently in a vessel to provide desired draft and stability. 2. Aeron. something heavy, as bags of sand, placed in the car of a… …   Universalium

• ballast — bal•last [[t]ˈbæl əst[/t]] n. 1) naut. a heavy material carried on a vessel to control draft and stability or a balloon to control altitude 2) rai gravel or broken stone placed under the ties of a railroad 3) elm a device that maintains the… …   From formal English to slang

• Ship in ballast — 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

• Railroad car — A railroad car or railway carriage is a vehicle on a rail transport system (railroad or railway) that is used for the carrying of cargo or passengers. Cars can be coupled together into a train and hauled by one or more locomotive. Passenger cars… …   Wikipedia

• Philadelphia and Western Railroad — A preserved Philadelphia and Western multiple unit passenger car at Penn s Landing in 1990. The Philadelphia and Western Railroad was a high speed, third rail operated, commuter hauling interurban electric railroad operating in the western… …   Wikipedia

• Rail transport — Railroad and Railway both redirect here. For other uses, see Railroad (disambiguation). Rail transport is the conveyance of passengers and goods by means of wheeled vehicles specially designed to run along railways or railroads. Rail transport is …   Wikipedia

• Track (rail transport) — Permanent way redirects here. For other uses, see Permanent way (disambiguation). Twin rail tracks in a wooded area …   Wikipedia

• met´al|like´ — met|al «MEHT uhl», noun, adjective, verb, aled, al|ing or (especially British) alled, al|ling. –n. 1. a) any one of a group of chemical elements, such as iron, gold, silver, copper, lead, and tin. Metals usually ave a shiny surface, are good… …   Useful english dictionary