Definition of sapwood
: the younger softer living or physiologically active outer portion of wood that lies between the cambium and the heartwood and is more permeable, less durable, and usually lighter in color than the heartwood
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First Known Use of sapwood
1791
SAPWOOD Defined for Kids
sapwood
play
noun
sap·wood
\ˈsap-ˌwu̇d\
Definition of sapwood for Students
: young wood through which sap travels that is found just beneath the bark of a tree and is usually lighter in color than the heartwood
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Britannica.com: Encyclopedia article about sapwood
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