Definition of rhizine in English:

rhizine

(also rhizina)

noun

Botany
  • A root-like structure consisting of a hypha or a group of hyphae, located on the underside of the thallus of a foliose lichen and serving to anchor it to the substrate.

Origin

Mid 19th century; earliest use found in John Lindley (1799–1865), botanist and horticulturist. From scientific Latin rhizina from ancient Greek ῥίζα root + classical Latin -ina.

Pronunciation

rhizine

/ˈrʌɪziːn/