1. An area of study, work, or practice that deviates from traditional or established norms and methods
She decided to pursue an unconventional field by studying biomimicry instead of traditional engineering.
Ela decidiu seguir um campo não convencional estudando biomimética em vez de engenharia tradicional.
2. In oil and gas industry, refers to petroleum extraction from non-traditional sources such as shale, tar sands, or deep water
The company invested heavily in unconventional field development in the Arctic region.
A empresa investiu pesadamente no desenvolvimento de campos não convencionais na região do Ártico.