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bort

 - 2 dictionary results

bort

[bawrt]
–noun
low-quality diamond, in granular aggregate or small fragments, valuable only in crushed or powdered form, esp. for industrial use as an abrasive.
Also, boart, bortz [bawrts] .
Compare ballas, carbonado 2 .


Origin:
1615–25; appar. metathetic var. of *brot (OE gebrot fragment); akin to ME brotel brittle, ON brot fragment


borty, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To bort
bort   (bôrt)   
n.  
  1. Poorly crystallized diamonds used for industrial cutting and abrasion.

  2. A carbonado.


[Probably from Dutch boort.]
bort'y adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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