American Heritage® Dictionary of the English Language, Fourth Edition
- n. See rhizome.
- n. A root or part of a root used as a stock for plant propagation.
- n. A source or origin.
Century Dictionary and Cyclopedia
- n. In botany, same as rhizome.
- n. The original ground or cause of anything; a root.
- n. In zoology, a cormus, as of a zoöphyte; a rhizocaulus.
- n. agriculture A healthy plant that is used as the base for grafting a scion
- n. by extension The necessary basis for something to develop
GNU Webster's 1913
- n. (Bot.) A perennial underground stem, producing leafly s�ems or flower stems from year to year; a rhizome.
- n. root or part of a root used for plant propagation; especially that part of a grafted plant that supplies the roots
- n. a horizontal plant stem with shoots above and roots below serving as a reproductive structure
- root + stock (Wiktionary)
“An example of the superiority of the black walnut over the Persian walnut as a rootstock is a seedling of the variety Wiltz Mayette growing near a Broadview grafted on black walnut.”
“He found that one kind of rootstock turned on twice as many stress tolerance genes in the scion as the other — and that that scion was more resistant to a bacterial disease called fire blight.”
“You usually have a rootstock which is well adapted to growing, deep roots, disease resistant ... and then you put your desired variety at the top.”
“Several varieties were all growing on Gisela 5 rootstock, which keeps the trees compact, and under frames of netting to keep out the birds – mainly blackbirds, though this year mistle thrushes too.”
“Different varieties of lemons are grafted onto a rootstock which 'tricks' the tree into thinking it's a much older tree and they bear fruit quite quickly.”
““It would be a shame to wipe out the rootstock of all the great cars that followed, to see a utopian symbol like the Jeep Grand Wagoneer or a car with the rich personality of an Alfa Romeo 164 get clobbered,” he said.”
“The bitter oranges must be mighty different from the Sour Orange rootstock used in South Texas ....”
“Sweet black cherries grafted on to vigorous rootstock were common in the valley until 50 years ago.”
“Sprigs of Burcombe, Fice, Upright, Birchenhayes and Smutts were all grafted on to special dwarfing rootstock two years ago.”
“Nominated by Margaret Atwood, novelist: 'We' contains the rootstock of two later streams - the creepy, too-smiley Utopia, as in 'Brave New World,' and the Big Brother Dystopia, as in 'Nineteen Eighty-Four.”
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