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activated alumina

noun Chemistry.

alumina in the form of granules having many fine pores, used to adsorb water and various gases.

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Nearby words

  1. actioner,
  2. actions speak louder than words,
  3. actis,
  4. actium,
  5. activate,
  6. activated carbon,
  7. activated charcoal,
  8. activated mine,
  9. activated resin,
  10. activated sludge
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for activated alumina

activated alumina

noun

a granular highly porous and adsorptive form of aluminium oxide, used for drying gases and as an oil-filtering material and catalyst
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012