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bal·last
 ballast
- pronunciation:
- bae
lihst
- features:
- Word Explorer
| part of speech: |
noun |
| definition 1: |
heavy material placed in a boat or ship to make it more stable.
There was little cargo and not enough ballast to keep the ship from rocking fiercely in the storm. |
| definition 2: |
heavy material placed in the car of a balloon to make it more stable.
Sand bags were used as ballast for the balloon. |
| related words: |
weight |
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