Definition of "familicide" [familicide]

• The murder of an entire family by a family member. (noun)
• The murder of an entire family by a family member, followed by suicide. (noun)
• The person who perpetrates a familicide. (noun)

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• "Psychologists, sociologists and criminologists can only provide general descriptions of personality traits that often emerge in cases of what is called familicide or family annihilation."
• "Every day, another 'familicide', as they're calling them."
• "A separate group of researchers is currently compiling the results of a 10-year study on familicide that has unsettling implications."