1. of the highest rank, importance, or authority
The decision was made at the top-level management.
A decisão foi tomada pela administração de alto nível.
2. relating to the highest or most important level of an organization or system
We need top-level approval before proceeding with the project.
Precisamos de aprovação de alto nível antes de prosseguir com o projeto.
3. (Computing) at the outermost level of a program or data structure
The top-level function controls the entire workflow.
A função de nível superior controla todo o fluxo de trabalho.