ballast
v. stabilize with ballast; steady n. heavy object used to stabilize boats; gravel; stabilizer | ||||
Search Dictionary:
Ballast definition was found in categories: Business & Finance(4) Language, Idioms & Slang(4) Arts & Humanities(2) Science & Technology(1) Society & Culture(1) Sports(2) Entertainment & Music(1) Encyclopedia(1)
Ballast Definition from Business & Finance Dictionaries & Glossaries
| BTS Transportation Expressions |
Ballast
Material place on a track bed to hold the track in line and elevation and to distribute its load. Suitable material consists of hard particles (e.g., crushed rock, slag, gravel) that are stable, easily tamped, permeable, and resistant to plant growth. (TRB1)
Material place on a track bed to hold the track in line and elevation and to distribute its load. Suitable material consists of hard particles (e.g., crushed rock, slag, gravel) that are stable, easily tamped, permeable, and resistant to plant growth. (TRB1)
| BASSAM Trade, Real Estate, Mortgage, Fund,Invest, Insurance,& Tax,Terms/abbreviations/defin. |
BALLAST
Heavy weight, necessary for the stability of a ship not carrying cargo.
Heavy weight, necessary for the stability of a ship not carrying cargo.
| 2K Group Shipping, Trade, Insurance Dictionary |
ballast
Heavy substances loaded by a vessel to improve stability, trimming, sea-keeping and to increase the immersion at the propeller. Sea water ballast is commonly' loaded in most vessels in ballast tanks, positioned in compartments right at the bottom and in some cases on the sides, called wing tanks. On a tanker, ballast is seawater that is taken into the cargo tanks to submerge the vessel to a proper trim.
Heavy substances loaded by a vessel to improve stability, trimming, sea-keeping and to increase the immersion at the propeller. Sea water ballast is commonly' loaded in most vessels in ballast tanks, positioned in compartments right at the bottom and in some cases on the sides, called wing tanks. On a tanker, ballast is seawater that is taken into the cargo tanks to submerge the vessel to a proper trim.
| Glossary of petroleum Industry |
ballast
weight added to make a mobile offshore drilling rig more seaworthy, increase its draft, or sink it to the seafloor. Ballast is usually seawater, but sometimes concrete or iron is used additionally to lower the rig's center of gravity permanently.
weight added to make a mobile offshore drilling rig more seaworthy, increase its draft, or sink it to the seafloor. Ballast is usually seawater, but sometimes concrete or iron is used additionally to lower the rig's center of gravity permanently.
Ballast Definition from Language, Idioms & Slang Dictionaries & Glossaries
| Webster's Revised Unabridged Dictionary (1913) |
Ballast
(v. t.)
To steady, as a vessel, by putting heavy substances in the hold.
(v. t.)
To keep steady; to steady, morally.
(v. t.)
To fill in, as the bed of a railroad, with gravel, stone, etc., in order to make it firm and solid.
(a.)
The larger solids, as broken stone or gravel, used in making concrete.
(a.)
Gravel, broken stone, etc., laid in the bed of a railroad to make it firm and solid.
(a.)
Fig.: That which gives, or helps to maintain, uprightness, steadiness, and security.
(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.
(a.)
Any heavy matter put into the car of a balloon to give it steadiness.
(v. t.)
To steady, as a vessel, by putting heavy substances in the hold.
(v. t.)
To keep steady; to steady, morally.
(v. t.)
To fill in, as the bed of a railroad, with gravel, stone, etc., in order to make it firm and solid.
(a.)
The larger solids, as broken stone or gravel, used in making concrete.
(a.)
Gravel, broken stone, etc., laid in the bed of a railroad to make it firm and solid.
(a.)
Fig.: That which gives, or helps to maintain, uprightness, steadiness, and security.
(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.
(a.)
Any heavy matter put into the car of a balloon to give it steadiness.
| WordNet 2.0 |
ballast
Noun
1. any heavy material used to stabilize a ship or airship
(hypernym) substance, matter
2. coarse gravel laid to form a bed for streets and railroads
(hypernym) gravel, crushed rock
3. an attribute that tends to give stability in character and morals; something that steadies the mind or feelings
(hypernym) attribute
4. a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
(synonym) ballast resistor, barretter
(hypernym) resistor, resistance
5. an electrical device for starting and regulating fluorescent and discharge lamps
(synonym) light ballast
(hypernym) electrical device
Verb
1. make steady with a ballast
(hypernym) brace, steady, stabilize, stabilise
Noun
1. any heavy material used to stabilize a ship or airship
(hypernym) substance, matter
2. coarse gravel laid to form a bed for streets and railroads
(hypernym) gravel, crushed rock
3. an attribute that tends to give stability in character and morals; something that steadies the mind or feelings
(hypernym) attribute
4. a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
(synonym) ballast resistor, barretter
(hypernym) resistor, resistance
5. an electrical device for starting and regulating fluorescent and discharge lamps
(synonym) light ballast
(hypernym) electrical device
Verb
1. make steady with a ballast
(hypernym) brace, steady, stabilize, stabilise
| hEnglish - advanced version |
ballast
ballast
\bal"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., and last load.]
1. (naut.) 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.
2. any heavy matter put into the car of a balloon to give it steadiness.
3. gravel, broken stone, etc., laid in the bed of a railroad to make it firm and solid.
4. the larger solids, as broken stone or gravel, used in making concrete.
5. fig.: that which gives, or helps to maintain, uprightness, steadiness, and security. it [piety] is the right ballast of prosperity.
ballast
engine, a steam engine used in excavating and for digging and raising stones and gravel for ballast.
similar words(4)
to freshen ballast
in ballast trim
water ballast
ballast engine
ballast
\bal"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., and last load.]
1. (naut.) 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.
2. any heavy matter put into the car of a balloon to give it steadiness.
3. gravel, broken stone, etc., laid in the bed of a railroad to make it firm and solid.
4. the larger solids, as broken stone or gravel, used in making concrete.
5. fig.: that which gives, or helps to maintain, uprightness, steadiness, and security. it [piety] is the right ballast of prosperity.
ballast
engine, a steam engine used in excavating and for digging and raising stones and gravel for ballast.
similar words(4)
to freshen ballast
in ballast trim
water ballast
ballast engine
| JM Welsh <=> English Dictionary |
Balasarn
Balasarn = n. a ballast
Balasarn = n. a ballast
Ballast Definition from Arts & Humanities Dictionaries & Glossaries
| Glossary of Technical Theatre Terms |
BALLAST
A unit used in conjunction with discharge lamps containing capacitors, inductors and other start-up circuitry. The inductor is initially used to develop a high potential to strike the discharge and is then used to limit the current flow while the lamp is lit.
A unit used in conjunction with discharge lamps containing capacitors, inductors and other start-up circuitry. The inductor is initially used to develop a high potential to strike the discharge and is then used to limit the current flow while the lamp is lit.
| Lighting |
Ballast
A device used with an electric-discharge lamp to obtain the necessary circuit conditions for starting and operating.
A device used with an electric-discharge lamp to obtain the necessary circuit conditions for starting and operating.
Ballast Definition from Science & Technology Dictionaries & Glossaries
| Energy Glossary |
BALLAST
A device that provides starting voltage and limits the current during normal operation in electrical discharge lamps (such as fluorescent lamps).
A device that provides starting voltage and limits the current during normal operation in electrical discharge lamps (such as fluorescent lamps).
Ballast Definition from Society & Culture Dictionaries & Glossaries
| Environmental Engineering (English ver.) |
BALLAST
Heavy material, often seawater, placed in the hold of a ship to gain stability. Periodic discharges of this ballast water from oil tankers constitute a significant portion of the oil introduced into the oceans of the world each year.
Heavy material, often seawater, placed in the hold of a ship to gain stability. Periodic discharges of this ballast water from oil tankers constitute a significant portion of the oil introduced into the oceans of the world each year.
Ballast Definition from Sports Dictionaries & Glossaries
| maritime&shipping&trade |
Ballast
weight in the lower portion of a boat, used to add stability
weight in the lower portion of a boat, used to add stability
| Nautical Nomenclature |
Ballast
weight in the lower portion of a boat, used to add stability
weight in the lower portion of a boat, used to add stability
Ballast Definition from Entertainment & Music Dictionaries & Glossaries
| English to Federation-Standard Golic Vulcan |
Ballast (ship)
tihet'es-rasath-tukh
tihet'es-rasath-tukh
Ballast Definition from Encyclopedia Dictionaries & Glossaries
| Wikipedia English - The Free Encyclopedia |
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
| See more at Wikipedia.org... |