1. An operation or activity that functions independently without external control or supervision
The drone performed an autonomous operation without human intervention.
O drone realizou uma operação autônoma sem intervenção humana.
2. In military or tactical context, an independent mission or action conducted by a unit or agent
The special forces carried out an autonomous operation behind enemy lines.
As forças especiais realizaram uma operação autônoma atrás das linhas inimigas.
3. In technology and robotics, self-directed functioning based on pre-programmed parameters
The system operates in autonomous operation mode during network disconnection.
O sistema funciona em modo de operação autônoma durante desconexão de rede.