black walnut

noun

Definition of black walnut

: a walnut (Juglans nigra) of eastern North America with hard strong heavy dark brown wood and oily edible nuts also : its wood or nut

Examples of black walnut in a Sentence

Recent Examples on the Web All sorts of trees are poached across North America — Douglas fir, black walnut, cedar, and even entire redwoods — and some rare woods, like redwood burl and figured maple, command far more money than the other trees that grow alongside them. Lyndsie Bourgon, Smithsonian Magazine, 7 Sep. 2022 While the invasive tree of heaven is the spotted lanternfly’s favorite food source, the insect also feasts on grapes, fruit trees and black walnut trees, posing a threat to recreation and economic interests in its path. Paul Eisenberg, Chicago Tribune, 4 Sep. 2022 Some seeds, such as those of black walnut and Kentucky coffeetree, have hard shells or seed coats that must be penetrated for the seed to sprout. Beth Botts, Chicago Tribune, 13 Aug. 2022 Check out the Oregon Landscape Plants page for black walnut. oregonlive, 13 Aug. 2022 Choose at least one smaller tree, like elderberry, California black walnut or laurel, plus berry-rich shrubs like toyon and low-growing or groundcover plants like mugwort to grow under and around the oak tree. Los Angeles Times, 3 Aug. 2022 In 1935, the site was nearly demolished when the deterioration of its black walnut and oak timbering reached an uninhabitable state. Eddie.morales@jrn.com, Journal Sentinel, 26 July 2022 The black walnut’s roots, which may extend 50 feet or more from the trunk, exude a natural herbicide known as juglone. oregonlive, 9 July 2022 In 1927, a group of 85 families rebuilt the church again, featuring hand carvings in Slovenian white oak and imported black walnut. Erik S. Hanley, Journal Sentinel, 22 June 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'black walnut.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of black walnut

1610, in the meaning defined above

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Time Traveler for black walnut

Time Traveler

The first known use of black walnut was in 1610

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Statistics for black walnut

Last Updated

21 Sep 2022

Cite this Entry

“Black walnut.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/black%20walnut. Accessed 25 Sep. 2022.

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