• noun:   large edible rays having a long snout and thick tail with pectoral fins continuous with the head; swim by undulating the edges of the pectoral fins
• noun:   sports equipment that is worn on the feet to enable the wearer to glide along on wheels and to be propelled by the alternate actions of the legs
• verb:   move along on skates

  Example: "The Dutch often skate along the canals in winter"

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