Dictionary

sapwood

noun sap·wood \-ˌwd\

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

First Known Use of SAPWOOD

1791

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May 28, 2015
fictioneer Hear it
someone who writes fiction
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