from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Common name for sodium hydroxide (NaOH), a strong alkaline substance used in the manufacture of paint and detergents, or as a drain cleaner.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a strongly alkaline caustic used in manufacturing soap and paper and aluminum and various sodium compounds


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