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polio a short form of poliomyelitis, a disease caused by a virus that attacks the spinal cord and damages the nervous system. Poliomyelitis affects mainly children and can lead to paralysis or deformed limbs.
poliomyelitis a disease caused by a virus that attacks the spinal cord and damages the nervous system. Poliomyelitis affects mainly children and can lead to paralysis or deformed limbs. Jonas Salk invented a vaccine that prevents poliomyelitis.
Polish of or having to do with Poland, or its people or language. [2 definitions]
polish to give a shiny surface to. [4 definitions]
polish off (informal) to complete or get rid of.
polite showing good manners or being thoughtful of others; courteous.
political having to do with the study or practice of politics, politicians, or government.
politician a person involved in party politics. [2 definitions]
politics the work or study of government. [3 definitions]
polka a lively dance from central Europe that is done by pairs of people. [2 definitions]
polka dot one of many small round dots in a pattern. [2 definitions]
poll the collection and counting of votes in an election. [6 definitions]
pollen the fine, yellow powder made by a flowering plant. When pollen is carried by the wind or by an insect to another plant of the same kind, it fertilizes that plant's seeds.
pollinate to move or carry pollen to a plant in order to fertilize the seeds.
pollute to make dirty or harmful to health by mixing in or adding waste material.
pollution an act or instance of polluting. [2 definitions]
polo a game played on horseback by two teams of three or four members each. The players use mallets with long handles to hit a small wooden ball into the opponent's goal.
polygon a flat, closed figure with three or more sides bounded by straight lines.
polyp a small water animal with a soft body and a mouth surrounded by tentacles. Polyps attach themselves to rocks or other underwater objects. Corals, sea anemones, and jellyfish spend part of their lives as polyps and part of their lives floating freely.
pomegranate a red fruit with a tough rind and many seeds. The seeds are in a juicy pulp and can be eaten. [2 definitions]
pomp a splendid display; magnificence.