Found 2 items, similar to rootstock.
English → English (WordNet) Definition: rootstock rootstock n 1: a horizontal plant stem with shoots above and roots below serving as a reproductive structure [syn: rhizome, rootstalk] 2: root or part of a root used for plant propagation; especially that part of a grafted plant that supplies the roots
English → English (gcide) Definition: Rootstock Rootstock \Root"stock`\, n. (Bot.) A perennial underground stem, producing leafly s?ems or flower stems from year to year; a rhizome. [1913 Webster]