/ Dictionary / Index C coal seam: Meaning and Definition of Find definitions for: coal' seam" Pronunciation: [key] a bed of coal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. coal scuttle coal tar Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language