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alburnum

[ al-bur-nuhm ]

noun

, Botany.


alburnum

/ ælˈbɜːnəm /

noun

  1. a former name for sapwood
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Other Words From

  • al·burnous adjective
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Word History and Origins

Origin of alburnum1

1655–65; < Latin, equivalent to alb ( us ) white + -urnum neuter noun suffix
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Word History and Origins

Origin of alburnum1

C17: from Latin: sapwood, from albus white
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Example Sentences

Alburnum, al-burn′um, n. in trees, the white and soft parts of wood between the inner bark and the heart-wood.

Old wood, with black bark and with little of the white alburnum, is preferred.

Darwin possesses the epidermis of poetry but not the cutis; the cortex without the liber, alburnum, lignum, or medulla.

The tree was evidently hollow throughout its length; but perhaps some portion of the alburnum still remained intact.

It is through the alburnum that the ascending sap chiefly flows.

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