What is the meaning of ballast in kannada?

Meaning(s):

1. any heavy material used to stabilize a ship or airship
2. coarse gravel laid to form a bed for streets and railroads
3. an attribute that tends to give stability in character and morals
4. something that steadies the mind or feelings
5. a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
6. an electrical device for starting and regulating fluorescentand discharge lamps
7. something giving balance
8. make steady with a ballast
9. कंकड़ = gravel Stones, etc used to make a foundation for a railway, road, etc
10. बैलास्ट = heavy material Heavy material placed in a ship or a balloon to keep it steady