1. of or relating to psychosurgery; involving surgical intervention on the brain to treat mental illness or behavioral disorders
Usage: medical/psychiatric term; often used in historical or clinical contexts

Examples

• Psychosurgical procedures were more common in the mid-20th century before modern psychiatric medications became available.
• The ethics committee reviewed the psychosurgical proposal carefully before approval.
• Early psychosurgical interventions, such as lobotomies, are now considered controversial and largely abandoned.
• Modern psychosurgical techniques are far more precise than those used decades ago.
• The hospital established strict guidelines for any psychosurgical treatment.