1. A space or setting characterized by simplicity, severity, and lack of decoration or luxury; a plain and unadorned atmosphere
The monastery had an austere environment with bare stone walls and minimal furniture.
O mosteiro tinha um ambiente austero com paredes de pedra nua e móveis mínimos.
2. An environment that is stark, somber, or severe in appearance and mood
The austere environment of the prison reflected its strict regulations.
O ambiente austero da prisão refletia suas regulamentações rigorosas.