rootstock Meaning, Definition & Usage

  1. noun a horizontal plant stem with shoots above and roots below serving as a reproductive structure
    rootstalk; rhizome.
  2. noun root or part of a root used for plant propagation; especially that part of a grafted plant that supplies the roots

WordNet


Root"stock` noun
Definitions
  1. (Bot.) A perennial underground stem, producing leafly sems or flower stems from year to year; a rhizome.

Webster 1913