1. of or relating to the interaction between psychological processes and chemical substances, especially drugs or neurotransmitters
Usage: technical; used in psychology, neuroscience, and pharmacology

Examples

• The psychochemical effects of caffeine on mood and alertness have been extensively studied.
• Researchers investigated the psychochemical mechanisms underlying depression and anxiety disorders.
• Antidepressants work by altering psychochemical balance in the brain.
• The psychochemical relationship between stress hormones and cognitive performance is complex.
• Understanding psychochemical processes helps clinicians develop better treatments for mental illness.