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noun, Chemistry.
any of the group of dyes, as tartrazine, derived from a pyrazolone: used chiefly to dye silk and wool.


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  • Pyrazolone

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  • Pyrenean

    [pir-uh-neez] /ˈpɪr əˌniz/ plural noun 1. a mountain range between Spain and France. Highest peak, Pic de Néthou, 11,165 feet (3400 meters). /ˌpɪrəˈniːən/ adjective 1. of or relating to the Pyrenees or their inhabitants /ˌpɪrəˈniːz/ plural noun 1. a mountain range between France and Spain, extending from the Bay of Biscay to the Mediterranean. Highest […]

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