Waterline Meaning in English
word
Definition
The waterline is the level on the side of a boat or ship where the surface of the water reaches. It can also mean the level that water reaches against something, like a wall or a tank.
Usage & Nuances
Most common in nautical contexts. "Below the waterline" means under the surface of the water; "above the waterline" is above it. Sometimes used metaphorically for hidden problems. In engineering, may simply describe any water contact line.
Example Sentences
The waterline on the boat shows how deep it sits in the water.
basic
After the flood, there was a waterline on the wall.
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Please do not store items below the waterline of the tank.
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Damage below the waterline can be risky for ships.
natural
You could still see the waterline stain on the basement wall months after the flood.
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The painter marked the waterline so he wouldn't paint below it.
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