guaco

[ gwah-koh ]
/ ˈgwɑ koʊ /

noun, plural gua·cos.

a climbing composite plant, Mikania guaco, of tropical America.
its leaves, or a substance obtained from them, sometimes used locally as an antidote for snakebites.

Origin of guaco

Borrowed into English from American Spanish around 1815–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for guaco

guaco
/ (ˈɡwɑːkəʊ) /

noun plural -cos

any of several tropical American plants whose leaves are used as an antidote to snakebite, esp the climbers Mikania guaco, family Asteraceae (composites), or Aristolochia maxima (A. serpentina), family Aristolochiaceae
the leaves of any of these plants

Word Origin for guaco

C19: from American Spanish
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