Breadcrumb Home > Thesaurus > R Synonyms of rootstock Find synonyms for: Noun 1. rhizome, rootstock, rootstalk, stalk, stem usage: a horizontal plant stem with shoots above and roots below serving as a reproductive structure 2. rootstock, stock usage: root or part of a root used for plant propagation; especially that part of a grafted plant that supplies the roots WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of rootstock (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: raconteur Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language