Topic: GEOGRAPHY
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| Date: | 1700-1800 |
| Language: | French |
| Origin: | Old French platel 'flat piece of metal', from plat; PLATE1 |
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plat‧eau1
plural plateaus or plateaux [countable]
plural plateaus or plateaux [countable]1SG a large area of flat land that is higher than the land around it
2 a period during which the level of something does not change, especially after a period when it was increasing : Inflation rates have reached a plateau.
Inflation rates have reached a plateau.
