/ Dictionary / Index W wool sponge: Meaning and Definition of Find definitions for: wool' sponge" Pronunciation: [key] a commercial sponge, Hippiospongia lachne, of Florida and the West Indies, the surface of which resembles the fleece of a sheep. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. woolsorters' disease wool stapler Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language