polyvinyl alcohol

noun Chemistry.

a colorless, water-soluble, thermoplastic resin, derived by the hydrolysis of polyvinyl acetate: used chiefly as an adhesive and as a sizing agent in the manufacture of textiles, paper, and plastics.

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Origin:
1925–30

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Polyvinyl alcohol is always a great word to know.

So is atomic. Does it mean:

a compound of high molecular weight made by adding many smaller molecules or by condensation smaller molecules with the elimination of water or alcohol

existing as free, uncombined atoms

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Encyclopedia Britannica

Encyclopedia

polyvinyl alcohol

a colourless, water-soluble, flammable resin belonging to the family of organic polymers. The resin is used in sizing agents that confer resistance to oils and greases upon paper and textiles, to make films resistant to attack by solvents or oxygen, as a component of adhesives and emulsifiers, and as a starting material for the preparation of other resins.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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