One of the mysteries of the English language finally explained.
nounPlural cambiums, Plural cambiaBotany
A cellular plant tissue from which phloem, xylem, or cork grows by division, resulting (in woody plants) in secondary thickening.
- ‘The cambium produces phloem tissue to the outside and xylem tissue to the inside.’
- ‘Vascular secondary growth results from the activity of the vascular cambium, which produces secondary phloem and secondary xylem.’
- ‘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.’
- ‘Vessels differentiate immediately beneath the vascular cambium in the late-formed xylem.’
Late 16th century (denoting one of the alimentary humors once supposed to nourish the body): from medieval Latin, ‘change, exchange’.
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