1. Predetermined or immovable lines or borders that mark the limits of an area, territory, or concept
The fixed boundaries of the property were clearly marked on the deed.
Os limites fixos da propriedade foram claramente marcados na escritura.
2. Established and unchanging demarcations that define the extent or scope of something
The project operates within fixed boundaries to ensure budget control.
O projeto opera dentro de limites fixos para garantir o controle orçamentário.