1. Land or territory that has not been explored, evaluated, or proven for its suitability, resources, or characteristics
The explorers ventured into untested land hoping to discover new resources.
Os exploradores aventuraram-se em terra inexplorada esperando descobrir novos recursos.
2. Figuratively, an area of activity or knowledge that lacks prior experience or validation
Starting a new business is untested land for many entrepreneurs.
Iniciar um novo negócio é terra inexplorada para muitos empreendedores.