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alkali

see definition of alkali
  • nounsoluble base; opposite of an acid
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Synonyms for alkali

noun soluble base; opposite of an acid
  • antacid
  • salt
  • caustic soda

ammonia

noun. pungent gas, liquid
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.