Rhī-zō'mā, n.

(rī-zō'mā), n. [Gr. ῥίζωμα, that which has taken root, fr. ῥιζόω, to make to strike root, pass. to take root, fr. ῥίζα, a root; Fr. rhizome.] (Bot.) A creeping stem or branch growing beneath the surface of the soil, and partly covered by it; a root-stock. Gray.