/ Dictionary / Index L larch sawfly: Meaning and Definition of Find definitions for: larch' saw'fly Pronunciation: [key] a red and black sawfly, Pristiphora erichsonii, the larvae of which infest and feed on the leaves of larch. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. larch lard 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