biofeedback /ˌbaɪəʊˈfiːdbæk/

• 1. 

  N a technique for teaching the control of autonomic functions, such as the rate of heartbeat or breathing, by recording the activity and presenting it (usually visually) so that the person can know the state of the autonomic function he or she is learning to control 生物反馈 [physiol] → compare neurofeedback