[ rahy-zohm ]
/ ˈraɪ zoʊm /
a rootlike subterranean stem, commonly horizontal in position, that usually produces roots below and sends up shoots progressively from the upper surface.
Origin of rhizome
1835–45; < New Latin rhizoma < Greek rhízōma root, stem, noun of result from rhizoûn to fix firmly, take root, derivative of rhíza root1
Related formsrhi·zom·a·tous [rahy-zom-uh-tuh s, -zoh-muh-] /raɪˈzɒm ə təs, -ˈzoʊ mə-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for rhizomatous
Gardeners usually divide them into two sections—the tuberous-rooted or rhizomatous, and the bulbous.The Practical Garden-Book|C. E. Hunn
British Dictionary definitions for rhizomatous
/ (ˈraɪzəʊm) /
a thick horizontal underground stem of plants such as the mint and iris whose buds develop new roots and shootsAlso called: rootstock, rootstalk
Derived Formsrhizomatous (raɪˈzɒmətəs, -ˈzəʊ-), adjective
Word Origin for rhizome
C19: from New Latin rhizoma, from Greek, from rhiza a root
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Science definitions for rhizomatous
[ rī′zōm′ ]
A plant stem that grows horizontally under or along the ground and often sends out roots and shoots. New plants develop from the shoots. Ginger, iris, and violets have rhizomes. Also called rootstock Compare bulb corm runner tuber.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.