heartwood
Use Heartwood in a sentence
noun
the hard central wood of the trunk of an exogenous tree; duramen.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Link To heartwood
Collins
World English Dictionary
heartwood (ˈhɑːtˌwʊd) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| Compare sapwood the central core of dark hard wood in tree trunks, consisting of nonfunctioning xylem tissue that has become blocked with resins, tannins, and oils | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Heartwood
is always a great word to know.
So is ninnyhammer. Does it mean:
| a fool or simpleton; ninny. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
American Heritage
Science Dictionary
heartwood (härt'w d') Pronunciation Key
The older, nonliving central wood of a tree or woody plant, usually darker and harder than the younger sapwood. Unlike the sapwood, it no longer conducts water, and its main function is the support of the tree. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
The heartwood's main job is to provide support for the tree.
Other: heartwood is used for veneer and furniture, select hardy seed sources, produces edible nuts.
Exposed wood must be of heartwood or sapwood from redwood, cedar or other decay and termite resistant wood or treated wood.
Its branches were on fire, but authorities planned to drop water today to keep flames from reaching the heartwood.
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