rhizomorph

[ rahy-zuh-mawrf ]
/ ˈraɪ zəˌmɔrf /

noun Mycology.

a cordlike fusion of hyphae that leads certain fungi across various substrates like a root through soil.

Origin of rhizomorph

First recorded in 1840–50; rhizo- + -morph

British Dictionary definitions for rhizomorph

rhizomorph
/ (ˈraɪzəʊˌmɔːf) /

noun

a rootlike structure of certain fungi, such as the honey fungus Armillaria mellea, consisting of a dense mass of hyphae