n.any heavy material used to stabilize a ship or airship
n.an electrical device for starting and regulating fluorescent and discharge lamps
n.an attribute that tends to give stability in character and morals
○ something that steadies the mind or feelings
n.coarse gravel laid to form a bed for streets and railroads
v.make steady with a ballast
He stated that his training had given him ballast and a sense of responsibility.
The ballast placed in the ship Can keep the ship steady.
The ballast may be thrown out to make the balloon GO higher.
It was my conviction that a concept of our fundamental national interests would provide a ballast of restraint an assurance of continuity
The IMO is now trying to extend this success to deal with threats from ship paints and ballast water discharge.
Whilst the tow was underway on 3 January, 2001 and still listing to port, all the ballast tanks were sounded and recorded.
It was reported that the vessel subsequently listed back to the port side to about 5°after the ballast operation the next day.
4) supervision over and inspection of the disposal of garbage, waste water, human deject and ballast water.
The circuit on which the ballast is tested is to be protected by Class H non-renewable fuses at ten times the input current rating of the ballast or the next higher ampere fuse rating but in no case less than 20 amperes.