rootstock; stock (for grafting)
Horticultural term for the rooted part of a plant onto which a scion is grafted.
This rose is grafted onto a strong rootstock.
wooden base; block; gunstock; unworked block of wood
Refers to a piece of wood used as a platform, base, chopping block, or the wooden part of a gun. Also used for a rough, unshaped block of wood.
The hunter carved the gunstock.
I cut vegetables on the chopping block.
Standard kanji spelling for both grafting stock and wooden base/block uses.
Alternate kanji spelling; 砧 means 'fulling block' or 'anvil', but this form is uncommon.
Compound of 台 (だい, 'base, platform') and 木 (き, 'tree, wood'), with rendaku voicing. The literal meaning is 'base wood'.