Definitions

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

  • n. The symbiotic association of the mycelium of a fungus with the roots of certain plants, such as conifers, beeches, or orchids.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A symbiotic relationship between the mycelium of a fungus and the roots of a plant.

from The Century Dictionary and Cyclopedia

  • n. A fungus-mycelium which invests the roots of certain phænogams, especially Cupuliferæ and some other forest-trees.

Etymologies

myco- + Greek rhiza, root.
(American Heritage® Dictionary of the English Language, Fourth Edition)

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  • ~mycorrhiza fungi form highly branched, interconnected networks that invade the roots of plants in order to obtain a supply of carbohydrate.

    ~etymology: < myco- + Gr rhiza, root

    January 18, 2009


  • ~an intimate symbiotic association of the mycelium of certain fungi with the root cells of some vascular plants, as certain orchids

    January 18, 2009