[des-i-kuh nt]


desiccating or drying, as a medicine.


a desiccant substance or agent.

Nearby words

  1. deserving,
  2. desex,
  3. desexualize,
  4. deshabille,
  5. desi,
  6. desiccate,
  7. desiccated,
  8. desiccation,
  9. desiccator,
  10. desiderata

Origin of desiccant

1670–80; < Latin dēsiccant-, stem of dēsiccāns, present participle of dēsiccāre to dry up. See desiccate, -ant Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for desiccant



desiccating or drying


a substance, such as calcium oxide, that absorbs water and is used to remove moisture; a drying agent

Word Origin for desiccant

C17: from Latin dēsiccāns drying up; see desiccate

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

Medicine definitions for desiccant




A substance, such as calcium oxide or silica gel, that has a high affinity for water and is used as a drying agent.


Causing or promoting dryness.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.