/ Dictionary / Index B black spruce: Meaning and Definition of Find definitions for: black' spruce' Pronunciation: [key] a spruce, Picea mariana, of North America, having bluish-green leaves and grayish-brown bark. the light, soft wood of this tree. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. black spot black squirrel Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language