Alcohol Use Disorder vs Alcoholism
"Alcohol Use Disorder" (AUD) and "alcoholism" are often used as if they meant the same thing. One is a current clinical term defined in the DSM-5-TR; the other is an older, informal label with no single diagnostic definition.
What 'Alcohol Use Disorder' means
Alcohol Use Disorder (AUD) is the current clinical diagnosis in the American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, Text Revision (DSM-5-TR). It replaced the DSM-IV categories of "alcohol abuse" and "alcohol dependence," combining them into a single disorder with a severity spectrum.
Diagnosis is based on eleven criteria observed within a 12-month period, covering impaired control, social impairment, risky use, and pharmacological features (tolerance, withdrawal). Severity is graded by the number of criteria met:
- Mild — 2–3 criteria.
- Moderate — 4–5 criteria.
- Severe — 6 or more criteria.
What 'alcoholism' means
Alcoholism is an older, colloquial term without a single agreed clinical definition. It has been used to describe severe, chronic loss of control over drinking, physical dependence on alcohol, or the disease-model framing associated with Alcoholics Anonymous and mid-twentieth-century medical writing (e.g. E. M. Jellinek). The National Institute on Alcohol Abuse and Alcoholism (NIAAA) notes that "alcoholism" and "alcohol abuse" are lay or historical terms and that the current clinical diagnosis is Alcohol Use Disorder.
How the two compare
- Type of term — AUD is a current clinical diagnosis; "alcoholism" is a colloquial or historical label.
- Defining source — AUD is defined in the DSM-5-TR; "alcoholism" has no single defining source.
- Structure — AUD uses eleven criteria graded mild/moderate/severe; "alcoholism" is typically all-or-nothing.
- Scope — AUD covers the full spectrum from mild to severe; "alcoholism" usually implies the severe end.
- Where it is used — AUD in clinical records, research, insurance coding, and epidemiology; "alcoholism" in everyday speech, recovery communities, and older literature.
Severe AUD corresponds most closely to what is often meant by "alcoholism," but the two terms are not interchangeable.
Why the shift in terminology
The DSM-5 (2013) moved to a single, spectrum-based disorder because research showed the older abuse/dependence split did not describe two distinct conditions, and a graded severity model captures milder presentations. The DSM-5-TR (2022) retained the AUD framework. Public-health agencies (NIAAA, SAMHSA) and the World Health Organization's ICD-11 (which uses "alcohol dependence" and "harmful pattern of alcohol use") likewise avoid "alcoholism" as a diagnostic term.
What this page is not
A terminology reference. It does not screen, diagnose, or assess any individual's drinking, and it is not a substitute for evaluation by a licensed clinician.