/ Dictionary / Index W wettable: Meaning and Definition of Find definitions for: wet•ta•ble Pronunciation: (wet'u-bul), [key] — adj. able to be wetted. made soluble or receptive to moisture, as by the addition of a chemical agent. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. wettability Wetterhorn Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language