1. reaching a stable level after a period of growth or progress; leveling off
Usage: present participle of plateau

1. the process or state of reaching a stable level after growth or progress
Usage: gerund form

Examples

• Her weight loss was plateauing after six months of dieting.
• The company’s sales are plateauing despite new marketing efforts.
• After years of rapid growth, the economy is finally plateauing.
• The plateauing of test scores concerned the school administrators.
• His fitness progress showed signs of plateauing.
• The plateauing effect is common in language learning.
• Stock prices have been plateauing for the past quarter.