sibling rivalry

noun

Definition of sibling rivalry

formal
: competition between brothers and sisters There was barely any sibling rivalry in our family.

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“Sibling rivalry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sibling%20rivalry. Accessed 16 Jan. 2021.

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sibling rivalry

noun

Medical Definition of sibling rivalry

: competition between siblings especially for the attention, affection, and approval of their parents

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