/ Dictionary / Index I Iceland moss: Meaning and Definition of Find definitions for: Ice'land moss' Pronunciation: [key] an edible lichen, Cetraria islandica, of arctic regions, containing a starchlike substance used in medicine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Icelandic Iceland spar Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language