Final answer:
The S in the acronym HIDES stands for significant impairment.
Step-by-step explanation:
The S in the acronym HIDES stands for significant impairment. Psychologists use several different criteria, including significant impairment, to diagnose mental disorders and abnormal behavior. Significant impairment refers to the extent to which a person's daily functioning is affected by their symptoms and behaviors.
Learn more about diagnosing mental disorders and abnormal behavior