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polyvinylpyrrolidone

[ pol-ee-vahyn-l-pi-roh-li-dohn, -rol-i- ]

noun

, Chemistry.
  1. a white, amorphous, water-soluble powder, (C 6 H 9 NO) n , used chiefly as a vehicle in the manufacture of pharmaceuticals.


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Word History and Origins

Origin of polyvinylpyrrolidone1

First recorded in 1940–45; polyvinyl + pyrrole + -id 3 + -one

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polyvinylidene chloridepolyvinyl resin