1. A different or substitute path, method, or course of action as opposed to the primary or conventional option
When the main highway was closed, we took the alternative route through the countryside.
Quando a estrada principal foi fechada, pegamos a via alternativa pela zona rural.
2. An option that differs from what is standard, expected, or originally planned
The company is exploring alternative ways to reduce costs.
A empresa está explorando as vias alternativas para reduzir custos.