rootstock

[ root-stok, roo t- ]
/ ˈrutˌstɒk, ˈrʊt- /

noun

Horticulture. a root and its associated growth buds, used as a stock in plant propagation.
Botany. a rhizome.

Origin of rootstock

First recorded in 1930–35; root1 + stock
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for rootstock

rootstock
/ (ˈruːtˌstɒk) /

noun

another name for rhizome
another name for stock (def. 7)
biology a basic structure from which offshoots have developed
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 rootstock

rootstock
[ rōōtstŏk′, rut- ]

See rhizome.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.