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单词 sapwood
释义

sapwood


sap·wood

S0086400 (săp′wo͝od′)n. The newly formed outer wood located just inside the vascular cambium of a tree trunk and active in the conduction of water. Sapwood is usually lighter in color than heartwood.

sapwood

(ˈsæpˌwʊd) n (Botany) the soft wood, just beneath the bark in tree trunks, that consists of living tissue. Compare heartwood

sap•wood

(ˈsæpˌwʊd)

n. the living, softer part of the wood between the inner bark and the heartwood. [1785–95]
Thesaurus
Noun1.sapwood - newly formed outer wood lying between the cambium and the heartwood of a tree or woody plantsapwood - newly formed outer wood lying between the cambium and the heartwood of a tree or woody plant; usually light colored; active in water conductiontree - a tall perennial woody plant having a main trunk and branches forming a distinct elevated crown; includes both gymnosperms and angiospermswood - the hard fibrous lignified substance under the bark of trees
Translations
aubier

sapwood


sapwood,

relatively thin, youngest, outer part of the woody stem of a tree, the part that conducts water and dissolved materials. In the cross section of a tree, the sapwood is recognizable by its texture and color; it is softer and lighter than the inner heartwoodheartwood,
the central, woody core of a tree, no longer serving for the conduction of water and dissolved minerals; heartwood is usually denser and darker in color than the outer sapwood.
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. As the tree grows in diameter, the innermost layers of sapwood become heartwood, and new sapwood is produced on the outside of the woody column. See woodwood,
botanically, the xylem tissue that forms the bulk of the stem of a woody plant. Xylem conducts sap upward from the roots to the leaves, stores food in the form of complex carbohydrates, and provides support; it is made up of various types of cells specialized for each of
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.

Sapwood

The outer layers of the wood of a tree, in which food materials are conveyed and stored during the life of a tree; they are usually of lighter color than the heartwood.

Sapwood

 

alburnum, the outer, young, physiologically active layers of wood adjoining the generative tissue, or cambium. Sapwood is distinguished from the interior part (heartwood) by its lighter color and lesser mechanical solidity; it contains more water and is less resistant to destruction by fungi and insects than heartwood and mature wood.

sapwood

[′sap‚wu̇d] (botany) The younger, softer, outer layers of a woody stem, between the cambium and heartwood. Also known as alburnum.

sapwood, alburnum

sapwood The wood of a tree between the bark and heartwood; normally lighter in color than the heartwood; equal in strength to heartwood but usually not as decay-resistant.

sapwood


sapwood

(săp′wo͝od′)n. The newly formed outer wood located just inside the vascular cambium of a tree trunk and active in the conduction of water. Sapwood is usually lighter in color than heartwood.

sapwood

the ring of living XYLEM tissue in a stem or root which has undergone SECONDARY THICKENING, and which is composed of VESSELS and PARENCHYMA cells. Sapwood lies outside the HEARTWOOD but inside the ring of PHLOEM.

sapwood


Related to sapwood: cambium
  • noun

Words related to sapwood

noun newly formed outer wood lying between the cambium and the heartwood of a tree or woody plant

Related Words

  • tree
  • wood
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更新时间:2025/1/11 14:39:49