Also found in: Medical, Encyclopedia, Wikipedia.
n. pl. que·bra·chos
1. Either of two South American trees, Aspidosperma quebracho-blanco whose bark is used in medicine, or Schinopsis lorentzii whose wood is an important source of tannin.
2. The bark or wood of either of these trees.
[Spanish, alteration of quiebrahacha : quebrar, to break (from Latin crepāre, to crack) + hacha, axe (from French hache, from Old French, of Germanic origin).]
quebracho(keɪˈbrɑːtʃəʊ; Spanish keˈβratʃo)
n, pl -chos (-tʃəʊz; Spanish -tʃos)
1. (Plants) either of two anacardiaceous South American trees, Schinopsis lorentzii or S. balansae, having a tannin-rich hard wood used in tanning and dyeing
2. (Plants) an apocynaceous South American tree, Aspidosperma quebrachoblanco, whose bark yields alkaloids used in medicine and tanning
3. (Forestry) the wood or bark of any of these trees
4. (Plants) any of various other South American trees having hard wood
[C19: from American Spanish, from quiebracha, from quebrar to break (from Latin crepāre to rattle) + hacha axe (from French hache)]
n., pl. -chos.
1. any of several tropical American trees having very hard wood, esp. Schinopsis lorentzii, the wood and bark of which are used 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.
[1880–85; < American Spanish quiebracha, quiebra-hacha literally, (it) breaks (the) hatchet]