Ballast
01
ballast, vikt för stabilitet
a heavy substance placed in a ship's hull or an airship's tanks to lower its center of gravity and counteract unwanted tilting, rolling, or drifting
Exempel
Modern racing yachts pump water ballast between tanks to adapt quickly to changing wind conditions.
Moderna kappseglingyachter pumpar vatten ballast mellan tankar för att snabbt anpassa sig till föränderliga vindförhållanden.
02
an electrical device used to start and regulate the current in fluorescent or discharge lamps
Exempel
The ballast controls the voltage to prevent the bulb from burning out.
03
something that provides mental, emotional, or moral stability
Exempel
The teacher 's patience acted as a ballast for the unruly class.
04
crushed stone laid to form a stable foundation for roads or railway tracks
Exempel
Regular maintenance includes cleaning and replacing worn ballast.
to ballast
01
to make something stable or balanced by adding or using ballast, which is a heavy material used to provide stability
Exempel
The hot-air balloon was ballasted with sandbags to control its ascent.
