macadamia nut


any Australian tree of the genus Macadamia, especially M. ternifolia, having whorled leaves and elongated clusters of pink flowers.
Also called macadamia nut. the edible, hard-shelled seed of this tree.
Also called Queensland nut.

1900–05; < Neo-Latin, named after John Macadam (died 1865), Australian chemist; see -ia Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
macadamia (ˌmækəˈdeɪmɪə)
1.  any tree of the Australian proteaceous genus Macadamia, esp M. ternifolia, having clusters of small white flowers and edible nutlike seeds
2.  macadamia nut the seed of this tree
[C19: New Latin, named after John Macadam (1827--1865), Australian chemist]

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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Word Origin & History

"Australian evergreen tree," 1904, from Mod.L. (1858), named for Scot.-born chemist Dr. John Macadam (1827-1865), secretary of the Victoria Philosophical Institute, Australia.
Online Etymology Dictionary, © 2010 Douglas Harper
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