corn
US /kɔːrn/
UK /kɔːrn/

1.
a tall cereal plant that produces long ears of seeds (grains), which are eaten as food by humans and animals
:
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The farmer planted rows of corn in the field.
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Sweet corn is a popular vegetable in summer.
2.
a painful hardened area of skin, especially on the foot, caused by pressure or friction
:
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He developed a painful corn on his little toe.
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She used a special plaster to treat the corn.