Bedeutung von “plateau” — Learner’s Dictionary

plateau

noun [ C ] uk /ˈplætəʊ/ us /plæˈtəʊ/ plural mainly UK plateaux, US plateaus
LAND

a large area of high, flat land

LEVEL

a period when the level of something stays the same:

[ usually singular ] Sales are still good but they've reached a plateau.

(Definition von “plateau” aus dem Cambridge Learner's Dictionary © Cambridge University Press)