greasewood

[ grees-woo d ]
/ ˈgrisˌwʊd /
|

noun

a shrub, Sarcobatus vermiculatus, of the amaranth family, growing in alkaline regions of the western U.S., containing a small amount of oil.
any of various similar shrubs.
Western U.S. mesquite.

Origin of greasewood

An Americanism dating back to 1830–40; grease + wood1
Also called grease·bush [grees-boo sh] /ˈgrisˌbʊʃ/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for greasewood

greasewood

greasebush (ˈɡriːsˌbʊʃ)

/ (ˈɡriːsˌwʊd) /

noun

Also called: chico a spiny chenopodiaceous shrub, Sarcobatus vermiculatus of W North America, that yields an oil used as a fuel
any of various similar or related plants, such as the creosote bush
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