from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Without water, especially water of crystallization.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. having little or no water
from the GNU version of the Collaborative International Dictionary of English
- adj. Destitute of water.
from The Century Dictionary and Cyclopedia
- Destitute of water; specifically, in chem., destitute of the water of crystallization (which see, under water): as, anhydrous salts.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. without water; especially without water of crystallization
From Greek anudros : an-, without; see a-1 + hudōr, water; see wed-1 in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)