bn:00029165n
Noun Concept
Categories: Building materials, Art materials, Trees, Wood, Materials
EN
heartwood  duramen
EN
The older inactive central wood of a tree or woody plant; usually darker and denser than the surrounding sapwood WordNet 3.0
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EN
The older inactive central wood of a tree or woody plant; usually darker and denser than the surrounding sapwood WordNet 3.0 & Open English WordNet
The wood nearer the heart of a stem or branch, different in color from the sapwood. Wiktionary
EN
A popular myth is that heartwood is stronger than sapwood. Wiktionary
The staves are split from the heartwood. The heartwood is composed of dead cells; it supports the tree, but no longer has any physiological purpose. The staves must follow the grain of the wood to achieve a watertight cask, so they are split rather than sawn. — L'encyclopédie du Cognac: From log to stave. Wiktionary
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