/ Dictionary / Index B block coefficient: Meaning and Definition of Find definitions for: block' coeffi"cient Pronunciation: [key] — Naval Archit. Naval Archit. the ratio of the immersed volume of a vessel to the product of its immersed draft, length, and beam. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. block coal block diagram Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language