quebracho

American  

[key-brah-choh, ke-brah-chaw] / keɪˈbrɑ tʃoʊ, kɛˈβrɑ tʃɔ /

noun

plural

quebrachos

1. any of several tropical American trees of the genus Schinopsis, having very hard wood, especially S. lorentzii, the wood and bark of which are important in tanning and dyeing.

2. a tree, Aspidosperma quebrachoblanco, of the dogbane family, yielding a medicinal bark.

3. the wood or bark of any of these trees.

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quebracho British  

/ keɪˈbrɑːtʃəʊ, keˈβratʃo /

noun

1. either of two anacardiaceous South American trees, Schinopsis lorentzii or S. balansae, having a tannin-rich hard wood used in tanning and dyeing

2. an apocynaceous South American tree, Aspidosperma quebrachoblanco, whose bark yields alkaloids used in medicine and tanning

3. the wood or bark of any of these trees

4. any of various other South American trees having hard wood

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Etymology

Origin of quebracho

First recorded in 1880–85; from South American Spanish, variant of quiebracha, quiebra-hacha literally, “(it) breaks (the) hatchet”; quebrada, hatchet

Example Sentences

The Paraguay rises in the sluggish swamps of the Mato Grosso, flows between heavy stands of quebracho trees through the heart of Paraguay, joins the Paran� where it enters Argentina.

From Time Magazine Archive

Paraguay wants the Chaco because the district is larger than the rest of their country and its jungles contain great growths of the quebracho tree, whose bark yields 30% tannin.

From Time Magazine Archive

And the important quebracho, tobacco and cotton trade with Argentina was logjammed against Juan Per�n's nationalistic economy.

From Time Magazine Archive

In protest, he created his "literature of commitment" to call attention to poverty and death on banana plantations and in quebracho forests.

From Time Magazine Archive

Crude phenolsulphonic acid, when added to a solution of the quebracho extract referred to, does not increase the solubility of the latter, which even deposits considerable amounts of insoluble tannin particles.

From Synthetic Tannins by Grasser, Georg