/ Dictionary / Index L lamellirostral: Meaning and Definition of Find definitions for: la•mel•li•ros•tral Pronunciation: (lu-mel"u-ros'trul), [key] — adj. Ornith. having a beak equipped with thin plates or lamellae for straining water and mud from food, as the ducks, geese, swans, and flamingos. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lamelliform lament 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