polymastia

noun

poly·​mas·​tia -ˈmas-tē-ə How to pronounce polymastia (audio)
: the condition of having more than the normal number of breasts

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“Polymastia.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/polymastia. Accessed 22 Dec. 2024.

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