bort

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bort

 (bôrt)
n.
1. Poorly crystallized diamonds used for industrial cutting and abrasion.
2. A carbonado.

[Probably from Dutch boort, tiny waste diamond pieces produced in the gem cutting process, bort , probably from Old French bourt, bastard, from Late Latin burdus, hinny, probably of Celtic origin; akin to Burdō and Burdōnus, ancient Celtic masculine personal names derived from a word for a donkey or mule, animals admired for their robustness.]

bort′y adj.

bort

(bɔːt) or

boart

;

bortz

(bɔːts)
n
(Elements & Compounds) an inferior grade of diamond used for cutting and drilling or, in powdered form, as an industrial abrasive
[Old English gebrot fragment; related to Old Norse brot piece, Old High German broz bud]
ˈborty adj

bort

(bɔrt)

n.
low-quality diamond, in granular aggregate or small fragments, valuable only in crushed or powdered form as an abrasive.
[1615–25; appar. metathetic variant of *brot (Old English gebrot fragment)]
References in periodicals archive ?
Byline: Daniel Bortz Special to The Washington Post
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Kevin Bortz, for many years EBRD Director for Natural Resources and currently seconded to the Union for the Mediterranean, remembers how it all began: "The EBRD's involvement in BTC originated from the Early Oil Project (EOP) oilfield financing, for which the EBRD and the International Finance Corporation (IFC) provided a syndicated loan during the Russian financial crisis of 1998.
Through this book, Southard has also become a karatibe, enabling her readers to understand the hibakusha's pain and commitment that no one should ever again experience what they did." FRED BORTZ
"The repositioning opportunity at The Tuscan combined with the revitalization of the entire Fisherman's Wharf market makes us excited to add this hotel to our expanding portfolio," said Jon Bortz, chairman and chief executive officer of Pebblebrook Hotel Trust, in a statement.
While author Lauri Bortz is best known for her award-winning plays, she has been creating children's literature for decades.
Goodman's pedigreed training and extensive clinical experience as an interventional cardiologist has given him a unique insight into the need for preventative medical practice which led him to becoming an expert in the role of magnesium in supporting health and vitality," said Jonathan Bortz, MD, chairman of the Albion scientific advisory board.