1pla·teau 
/plæˈtoʊ/ noun
plural pla·teaus also pla·teaux /plæˈtoʊ/ noun /plæˈtoʊz/ [count] 1 : a large flat area of land that is higher than other areas of land that surround it
▪ a plateau covering hundreds of miles ▪ the Colorado Plateau — see color picture 2 : a period when something does not increase or advance any further
▪ After several years of rapid growth, the company is now at a plateau. [=it has stopped growing] ▪ The price of gas seems to have reached a plateau.
▪ a plateau covering hundreds of miles ▪ the Colorado Plateau — see color picture
▪ After several years of rapid growth, the company is now at a plateau. [=it has stopped growing] ▪ The price of gas seems to have reached a plateau.
