ballast (7 letters)

What it means

1. verb — make steady with a ballast
2. noun — any heavy material used to stabilize a ship or airship
3. noun — coarse gravel laid to form a bed for streets and railroads
4. noun — an attribute that tends to give stability in character and morals; something that steadies the mind or feelings
5. noun — a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
6. noun — an electrical device for starting and regulating fluorescent and discharge lamps

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