anhydrous

[an-hahy-druh s]
See more synonyms for anhydrous on Thesaurus.com

Origin of anhydrous

1810–20; < Greek ánȳdros waterless (with etymological h restored). See an-1, hydro-1, -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for anhydrous

arid, bone-dry, dry, parched, waterless

Examples from the Web for anhydrous

Historical Examples of anhydrous


British Dictionary definitions for anhydrous

anhydrous

adjective
  1. containing no water, esp no water of crystallization

Word Origin for anhydrous

C19: from Greek anudros; see an-, hydro-
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

Word Origin and History for anhydrous
adj.

"containing no water," 1819, a modern coinage from Greek an-, privative prefix (see an- (1)), + hydor "water" (see water (n.1)). Greek did have anhydros "waterless," used of arid lands or corpses that had not been given proper funeral rites.

Online Etymology Dictionary, © 2010 Douglas Harper

anhydrous in Medicine

anhydrous

[ăn-hīdrəs]
adj.
  1. Without water, especially water of crystallization.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

anhydrous in Science

anhydrous

[ăn-hīdrəs]
  1. Not containing water, especially water of crystallization.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.