Word Study
water antelope |
water arum |
water avens |
water back |
water bailiff |
water ballast
| water barometer
| water bath
| water battery
| water bear
| water bearer
water ballast
CIDE DICTIONARY
water ballast,
Water confined in specially constructed compartments in a vessel's hold, to serve as ballast. [1913 Webster]
For further exploring for "water ballast" in Webster Dictionary Online