Origin of alburnum
1655–65; < Latin, equivalent to alb(us) white + -urnum neuter noun suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for alburnum
This consists in cutting a ring round the tree with axes through the bark and sapwood, or alburnum, into the brown wood beneath.Australia The Dairy Country
Australia Department of External Affairs
A new layer of wood, or rather of alburnum, is added annually to the tree in every part just under the bark.
Alburnum, al-burn′um, n. in trees, the white and soft parts of wood between the inner bark and the heart-wood.
The mixture of bark and alburnum was next placed upon a smooth stone, and mashed into a fibre of a yellowish colour.The Forest Exiles
It permits the passage of sap and is known as sapwood (Alburnum).The Principal Species of Wood: Their Characteristic Properties
Charles H. (Charles Henry) Snow
- a former name for sapwood
C17: from Latin: sapwood, from albus white
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