Rhizome

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Rhizome \Rhi*zome"\, n. [Gr. ??? the mass of roots (of a tree),
     a stem, race, fr. ??? to make to root, pass., to take root,
     fr. ??? a root: cf. F. rhizome.] (Bot.)
     A rootstock, such as one of an iris. See {Rootstock}.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  rhizome
       n : a horizontal plant stem with shoots above and roots below
           serving as a reproductive structure [syn: {rootstock}, {rootstalk}]