/ Dictionary / Index B blasting gelatin: Meaning and Definition of Find definitions for: blast'ing gel"atin Pronunciation: [key] a type of plastic dynamite containing about 7 percent of a cellulose nitrate, used chiefly in underwater work. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. -blastic blasting powder 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