noun pl. quebrachos
- a tropical American tree (Schinopsis lorentzii) of the cashew family, whose hard wood yields an extract used in tanning
- a South American tree (Aspidosperma quebracho-blanco) of the dogbane family, whose bark yields alkaloids formerly used in medicine
- the wood or bark of either of these trees
Origin: AmSp, contr. < quiebrahacha, lit., ax breaker (because of the hardness of the wood) < quebrar, to break + hacha, ax
Used by arrangement with John Wiley & Sons, Inc.
noun pl. que·bra·chos
- Either of two South American trees, Aspidosperma quebracho-blanco whose bark is used in medicine, or Schinopsis lorentzii whose wood is one of the richest sources of tannin.
- The bark or wood of either of these trees.
Origin: Spanish, alteration of quiebrahacha : quebrar, to break (from Latin crepāre, to crack) + hacha, ax (from French hache, from Old French, of Germanic origin).