plural potatoes
Definition of potato
1
: sweet potato
2a
: an erect South American herb (Solanum tuberosum) of the nightshade family widely cultivated for its edible starchy tuber
b
: the tuber of a potato
— called also Irish potato, spud, white potato
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Merriam-Webster unabridged
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Time Traveler for potato
The first known use of potato was in 1565
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