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polyvinylpyrrolidone

American  
[pol-ee-vahyn-l-pi-roh-li-dohn, -rol-i-] / ˌpɒl iˌvaɪn l pɪˈroʊ lɪˌdoʊn, -ˈrɒl ɪ- /

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.

Etymology

Origin of polyvinylpyrrolidone

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The third was polyvinylpyrrolidone, a substance which bound the other two components together to form a suitable “ink” for printing.

From Economist

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.