from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An erect, grayish, branching lichen (Cladonia rangiferina) of Arctic regions, constituting the chief source of food for reindeer and several other herbivores.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A lichen, Cladonia rangiferina, that grows in areas of alpine tundra.

from the GNU version of the Collaborative International Dictionary of English

  • n. a gray branching lichen (Cladonia rangiferina) which forms extensive patches on the ground in arctic and even in north temperature regions. It is the principal food of the Lapland reindeer in winter.

from The Century Dictionary and Cyclopedia

  • n. A lichen, Cladonia rangiferina, which constitutes almost the sole winter food for the reindeer in high northern latitudes, where it is said to attain sometimes the height of one foot.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an erect greyish branching lichen of Arctic and even some north temperate regions constituting the chief food for reindeer and caribou and sometimes being eaten by humans


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