The document defines domestic violence from legal, social, and health perspectives. Legally, domestic violence refers to assault or battery against a family or household member. Socially and in health fields, intimate partner violence is defined as physical, sexual, or psychological harm by a current or former romantic partner, which can occur in same-sex or opposite-sex relationships. The document also categorizes different types of domestic violence such as family violence, intimate partner violence, dating violence, child abuse, elder abuse, and vulnerable adult abuse. It describes the main types of intimate partner violence as physical, sexual, threats, and psychological/emotional.