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单词 dendrograph
释义

dendrographn.

/ˈdɛndrəɡrɑːf//ˈdɛndrəɡraf/
Etymology: compare dendrography n. at dendro- comb. form .
An instrument used to measure the periodical variations in the size of tree trunks.
ΚΠ
1924 D. T. MacDougal Growth in Trees 37 Standardization of the dendrograph for measurement of daily equalizing variations... The essential feature of the instrument is a rigid metal frame surrounding the trunk with one fixed contact-point, and the second consisting of the short bearing-arm of a lever, the long arm of which carries a pen which traces the record.

Derivatives

ˌdendroˈgraphic adj.
ΚΠ
1924 D. T. MacDougal (title) Growth in trees..dendrographic measurements.
This entry has not yet been fully updated (first published 1972; most recently modified version published online March 2018).
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n.1924
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更新时间:2025/3/4 13:55:39