Look up: Ballast

1. 
   Ballast
   A means of giving stability to otherwise unstable electrical loads. 1) Resistive ballast - practice of patching a lantern onto a dimmer that is running an inductive load, for example a fan. 2) Inductive ballast is required by discharge type lanterns as part of the circuitry to control the current that is available to the lamp.
   Found on http://www.dramatic.com.au/glossary/glos
   
   
2. 
   Ballast
   Weight used for balancing a vessel.
   Found on http://www.in-miniature.co.uk/glossary.a
   
   
3. 
   Ballast
   Layer of crushed rock placed on roadbed to keep track aligned and allow drainage.
   Found on http://www.in-miniature.co.uk/glossary.a
   
   
4. 
   ballast
   [n] - any heavy material used to stabilize a ship or airship 2. [v] - make steady with a ballast
   Found on http://www.webdictionary.co.uk/definitio
   
   
5. 
   Ballast
   Weight used for balancing a model, particularly nautical vessels and aircraft.
   Found on http://www.hobbyshed.co.uk/model_kit_mod
   
   
6. 
   Ballast
   A very heavy material, such as lead or iron, placed in the keel of the boat, or in the bilge. It is used to provide stability. In sailing dinghies the crew uses their weight as ballast.
   Found on http://www.go-sail.co.uk/dglossb.asp
   
   
7. 
   ballast
   1. for ships, water taken onboard into specific tanks to permit proper angle of repose of the vessel in the water, and to assure structural stability. 2. for mobile offshore drilling rigs, weight added to make the rig more seaworthy, increase its draft, or sink it to the seafloor. Seawater is usually used for ballast, but sometimes concrete or iron is used additionally to lower the rig's center of gravity permanently.
   Found on http://www.workover.co.uk/og/B%20-%20Glo
   
   
8. 
   Ballast
   additional weight to help balance a boat
   Found on http://www.dinghysailinguk.co.uk/sailing
   
   
9. 
   Ballast
   Heavy materials, (such as stone, gravel or tiles), carried by ships so as to stable in storms of the past. The ballast may contain artefacts where the ballast was taken on board, e.g. the stone heads at Wallington, Northumberland, came from London. Flint ballast usually came from the east of England.
   Found on http://www.keystothepast.info/durhamcc/k
   
   
10. 
    Ballast
    A weight carried in an aeroplane, balloon or airship to trim it with respect to its centre of gravity or to alter its buoyancy. In aeroplanes, ballast usually takes the form of lead disks. In balloons and airships sand or water is usually carried as ballast, as they can be easily discharged.
    Found on http://www.aeroplanemonthly.com/glossary
    
    
11. 
    Ballast
    Hard core used to provide a stable & solid base with good drainage for the track. Usually granite Chippings between 1-2 inches diameter are used, although cinders and other material is not uncommon.
    Found on http://www.dccsupplies.com/glossary.htm
    
    
12. 
    ballast
    1)A device to limit, regulate or stabilise electrical current; 2)Weight added to a ship, a lift or other vehicle to increase the total load for more stability Category: Management in the public and private sector • To take heavy items into a ship and so to dispose of them that an increase in stability results. Category: agriculture, fisheries, forestry - food processing industries
    Found on http://www.mijnwoordenboek.nl/definition
    
    
13. 
    Ballast
    In days of the clipper ships, when occasionally the ship had to sail from one port to another without cargo to provide stability in the hold, the ships used to fill their holds with material from the local beaches. This provided the additional 'ballast' required allowing the ship to safely sail to its next cargo. Ballast generally is used to descri ...
    Found on http://rugby.cemex.co.uk/crossproductpag
    
    
14. 
    Ballast
    Bal'last (băl'l a st) noun [ Dutch ballast ; akin to Danish baglast , ballast , OSw. barlast , Swedish ballast . The first part is perhaps the same word as English bare , adj.; the second is last a burden, and hence the meaning a bare , or mere , load . See Bare , adjective , and
    Found on http://www.encyclo.co.uk/webster/B/8
    
    
15. 
    Ballast
    Bal'last transitive verb [ imperfect & past participle Ballasted ; present participle & verbal noun Ballasting .] 1. To steady, as a vessel, by putting heavy substances in the hold. 2. To fill in, as the bed of a railroad, with gravel, stone, etc., in order to make it firm and solid. 3. To keep steady; to stea ...
    Found on http://www.encyclo.co.uk/webster/B/8
    
    
16. 
    ballast
    1. To steady, as a vessel, by putting heavy substances in the hold. ... 2. To fill in, as the bed of a railroad, with gravel, stone, etc, in order to make it firm and solid. ... 3. To keep steady; to steady, morally. ''T is charity must ballast the heart.' (Hammond) ... Origin: Ballasted; Ballasting. ... Source: Websters Dictionary ... (01 Mar 1998) ...
    Found on http://www.mondofacto.com/facts/dictiona
    
    
17. 
    ballast
    noun an attribute that tends to give stability in character and morals; something that steadies the mind or feelings
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
18. 
    ballast
    noun any heavy material used to stabilize a ship or airship
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
19. 
    ballast
    noun coarse gravel laid to form a bed for streets and railroads
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
20. 
    ballast
    verb make steady with a ballast
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
21. 
    ballast
    noun an electrical device for starting and regulating fluorescent and discharge lamps
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
22. 
    Ballast
    `Ballast` may mean: * Track ballast, railway track-bed, on which sleepers and track is laid * Sailing ballast, ship's ballast, used to weight a ship down * Ballast tanks, a device used on submarines and other submersibles to control buoyancy * Electrical ballast, used to stabilize the current flow in lamps * Water ballast carried aboard an aircraft, for example in gliding to increase speed Places: *Ballast (Drenthe), a village in Drenthe, Nethe...
    Found on http://en.wikipedia.org/wiki/Ballast
    
    
23. 
    Ballast
    • (a.) Any heavy substance, as stone, iron, etc., put into the hold to sink a vessel in the water to such a depth as to prevent capsizing. • (v. t.) To keep steady; to steady, morally. • (a.) Fig.: That which gives, or helps to maintain, uprightness, steadiness, and security. • (a.) Gravel, broken stone, etc., laid in the bed of...
    Found on http://thinkexist.com/dictionary/meaning
    
    
24. 
    ballast
    (from the article `railroad`) When track is laid on a completed roadbed, its foundation is ballast, usually of crushed rock, slag, or volcanic ash. The sleepers, or crossties, to ...
    Found on http://www.britannica.com/eb/a-z/b/12
    
    
25. 
    Ballast
    weight in the lower portion of a boat, used to add stability
    Found on http://andrews.com/kysc/terms.html