an edible lichen, Cetraria islandica, of arctic regions, containing a starchlike substance used in medicine.
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Origin of Iceland moss
First recorded in 1795–1805
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for iceland moss
A fire was lighted; the wet clothes were taken off the travellers; curd and beer, and a stew of Iceland-moss were set before them.Curiosities of Olden Times|S. Baring-Gould
British Dictionary definitions for iceland moss
a lichen, Cetraria islandica, of arctic regions and N Europe, with brownish edible fronds
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012