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cambium

Line breaks: cam|bium
Pronunciation: /ˈkambɪəm
 
/

Definition of cambium in English:

noun (plural cambia /-bɪə/ or cambiums)

[mass noun] Botany
A cellular plant tissue from which phloem, xylem, or cork grows by division, resulting (in woody plants) in secondary thickening.
Example sentences
  • The outer ring of the stem contains all the functional tissue, including xylem, cambium, phloem, supporting tissues, and epidermis.
  • Small blocks of tissue, including cambium and the adjacent phloem and xylem, were cut with a sharp knife and a chisel from the stem of a single specimen of K. pictus that was growing on the campus of Hokkaido University.
  • The cambium produces phloem tissue to the outside and xylem tissue to the inside.

Origin

late 16th century (denoting one of the alimentary humours once supposed to nourish the body): from medieval Latin, 'change, exchange'.

Derivatives

cambial

1
adjective
Example sentences
  • The first pattern is related to the differentiation of the cambial derivatives to either xylem or phloem through periclinal segmentations.
  • This layer is usually referred to as the ‘stripes of cell wall residues’ and originates from crushed cambial cells and cambial derivatives on both sides of the cambium.
  • As revealed by light microscopy observations, the cambial region comprised the cambium, immature phloem, and immature xylem cells.

Definition of cambium in:

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