transcription, транскрипция: [ plætoʊ, AM plætoʊ ]
( plateaus, or plateaux, plateaus, plateauing, plateaued)
A plateau is a large area of high and fairly flat land.
A broad valley opened up leading to a high, flat plateau of cultivated land.
If you say that an activity or process has reached a plateau , you mean that it has reached a stage where there is no further change or development.
The US heroin market now appears to have reached a plateau...
If something such as an activity, process, or cost plateaus or plateaus out , it reaches a stage where there is no further change or development.
Evelyn’s career is accelerating, and mine is plateauing out a bit...
The shares plateaued at 153p.
VERB : V out , V at n