/ Dictionary / Index W whalebone: Meaning and Definition of Find definitions for: whale•bone Pronunciation: (hwāl'bōn", wāl'-), [key] — n. an elastic, horny substance growing in place of teeth in the upper jaw of certain whales, and forming a series of thin, parallel plates on each side of the palate; baleen. a thin strip of this substance, for stiffening a corset. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: whalebone (Thesaurus) whaleboat whalebone whale Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language