1. The accomplishment or attainment of a goal, objective, or milestone in a short period of time
The startup's rapid achievement of profitability impressed investors.
A realização rápida de lucratividade da startup impressionou os investidores.
2. A swift success or accomplishment that happens faster than expected
Her rapid achievement in learning the language was remarkable.
Sua realização rápida em aprender o idioma foi notável.