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ballast
- Definition
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- ballast :
Heavy material that is placed in the hold of a ship (or in the gondola of a balloon), to provide stability.
- ballast :
Anything that steadies emotion or the mind.
- ballast :
Coarse gravel or similar material laid to form a bed for roads or railroads, or in making concrete; track ballast.
- ballast :
A material, such as aggregate or precast concrete pavers, which employs its mass and the force of gravity to hold single-ply roof membranes in place.
- ballast :
Heavy material that is placed in the hold of a ship (or in the gondola of a balloon), to provide stability.
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- Common Words