/ Dictionary / Index A anhydrous: Meaning and Definition of Find definitions for: an•hy•drous Pronunciation: (an-hī'drus), [key] — adj. Chem. with all water removed, esp. water of crystallization. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: anhydrous (Thesaurus) anhydro- ani Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language