skin spot

noun

Definition of skin spot

: a disease of potato tubers caused by a fungus (Oospora pustulans) and characterized by circular spots that on coarse-skinned varieties resemble pimples and are similar in color to normal skin and on smooth-skinned varieties are dark and sunken with raised centers

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Cite this Entry

“Skin spot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/skin%20spot. Accessed 16 Jan. 2021.

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