potato wart

noun

Definition of potato wart

: a fungal disease of potato tubers caused by a pond scum parasite (Synchytrium endobioticum) and characterized by dark warty spongy excrescences that are yellow or light brown when young and that originate in the eyes of the tuber

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“Potato wart.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/potato%20wart. Accessed 11 December 2019.

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