Final answer:
Alcohol use disorder and substance use disorder are technical terms for a compulsive pattern of substance use despite negative consequences. These terms are used by clinicians to diagnose addictive disorders.
Step-by-step explanation:
Alcohol use disorder and substance use disorder are technical terms for a condition in which a person has a compulsive pattern of using a substance, such as alcohol or drugs, despite experiencing significant negative consequences.
These terms are used in the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) to diagnose individuals suffering from addictive disorders. The criteria for specific substance use disorders are described in the DSM-5, which is used by clinicians to assess and diagnose these disorders.