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Topic: OCEANOGRAPHY


roller

noun
     
roller
roll‧er [countable]
1TI a piece of equipment consisting of a tube-shaped piece of wood, metal etc that rolls over and over, used for painting, crushing, making things smoother etc:
a paint roller
a garden roller
steamroller1 (1)
2TT [usually plural] a tube-shaped piece of metal or wood, used for moving heavy things that have no wheels:
The boats are taken down to the sea on rollers.
3DC a small plastic or metal tube used for making hair curl [= curler]
4HEO a long powerful wave:
great Atlantic rollers
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