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alburnum

American  
[al-bur-nuhm] / ælˈbɜr nəm /

noun

Botany.
  1. sapwood.


alburnum British  
/ 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

Other Word Forms

  • alburnous adjective

Etymology

Origin of alburnum

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The portions which are obstructed constitute the duramen or heartwood, the pervious portion the alburnum or sapwood.

From The Church of England Magazine - Volume 10, No. 263, January 9, 1841 by Various

Of or pertaining to alburnum; of the alburnum; as, alburnous substances.

From Webster's Unabridged Dictionary by Webster, Noah

The bark and alburnum crack; and thus is effected naturally, what the art of man performs for the purpose of collecting the milky juices of the hevea, the castilloa, and the caoutchouc fig-tree.

From Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 2 by Humboldt, Alexander von

It is found perfectly prepared between the bark and the alburnum of a creeper* of the family of the Combretaceae.

From Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3 by Humboldt, Alexander von

Incisions are made into the alburnum of the seringueiras; below the wound small pots are attached, which twenty-four hours suffice to fill with a milky sap.

From Eight Hundred Leagues on the Amazon by Verne, Jules