/ Dictionary / Index L lauraldehyde: Meaning and Definition of Find definitions for: laur•al•de•hyde Pronunciation: (lô-ral'du-hīd", lo-), [key] — n. Chem. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lauraceous Laurasia Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language