athlete's foot

a common fungous infection of the skin of the feet; ringworm of the feet

See athlete's foot in American Heritage Dictionary 4

noun
A contagious fungal skin infection caused by a species of Trichophyton or Epidermophyton that usually affects the feet, especially the skin between the toes, and is characterized by itching, blisters, cracking, and scaling; ringworm of the foot. Also called tinea pedis.

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athlete's foot

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