"polymeric substance derived from vinyl compounds," 1930, polymer of vinyl chloride. In chemistry, vinyl was used from 1863 as the name of a univalent radical derived from ethylene, from Latin vinum "wine" (see wine (n.)), because ethyl alcohol is the ordinary alcohol present in wine.
polytheism
polytheist
polyunsaturated
polyurethane
polyvalent
polyvinyl
pomace
pomaceous
pomade
pomander
pome
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