Diagnostic Criteria

noun a group of symptoms that consistently occur together or a condition characterized by a set of associated symptoms

• Down syndrome is a genetic disorder caused by the presence of an extra chromosome 21.
• She was diagnosed with Stockholm syndrome after being held captive for a week.
• I think I have a case of 'senioritis' syndrome as I approach graduation.
• His obsession with cleanliness is like a form of OCD syndrome.

noun a branch of psychology that deals with abnormal behavior and mental disorders

• Abnormal psychology is the branch of psychology that studies unusual patterns of behavior, emotion, and thought.
• Studying abnormal psychology gives you insight into why people behave in unexpected ways.
• Diving into abnormal psychology is like exploring the mysteries of the human mind.
• In the world of abnormal psychology, every mind is a puzzle waiting to be solved.