Fatty inflammation of the liver, usually in alcoholics. Steato- refers to fat and -hepatitis to inflammation of the liver.

Steatohepatitis is a type of liver disease, characterized by inflammation of the liver with concurrent fat accumulation in liver ("steato", meaning fat, "hepatitis", meaning inflammation of the liver). Classically seen in alcoholics, steatohepatitis also is frequently found in people with diabetes and obesity. When not associated with excessive alcohol intake, it's referred to as "non-alcoholic steatohepatitis", or NASH.