— mycorrhizal, mycorhizal , adj.
/muy'keuh ruy"zeuh/ , n. , pl. mycorrhizae /-zee/ , mycorrhizas . Plant Pathol.
a symbiotic association of the mycelium of a fungus, esp. a basidiomycete, with the roots of certain plants, in which the hyphae form a closely woven mass around the rootlets or penetrate the cells of the root.
Also, mycorhiza . Also called fungus root .
[ 1890-95; MYCO- + -RRHIZA ]