sapwood

noun

sap·​wood ˈsap-ˌwu̇d How to pronounce sapwood (audio)
: 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

Examples of sapwood in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
The trick is to find a live tree with lots of termite activity, such that the trunk has been hollowed out leaving just the living sapwood shell. Elizabeth Rayne, Ars Technica, 29 Dec. 2023 Fungus can reduce wood strength and may kill storage and conductive tissues in the sapwood. oregonlive, 26 Aug. 2023 What could work, however, is a filter made from some flexible hose, glue, and a chunk of pine sapwood. Popular Science, 2 Nov. 2020 If a knot enlarges or coalesces enough with others to interfere with sapwood transport, then the canopy or root system may begin to suffer decline because the carbohydrates produced by photosynthesis won’t move as freely to where they are needed for growth. Miri Talabac, Baltimore Sun, 30 Mar. 2023 See all Example Sentences for sapwood 

Word History

First Known Use

1791, in the meaning defined above

Time Traveler
The first known use of sapwood was in 1791

Dictionary Entries Near sapwood

Cite this Entry

“Sapwood.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sapwood. Accessed 14 Nov. 2024.

Kids Definition

sapwood

noun
sap·​wood -ˌwu̇d How to pronounce sapwood (audio)
: the young sap-containing and usually lighter-colored wood found just beneath the bark of a tree compare heartwood

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