英语词汇“bortz”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

bort n.

Mineralogylow-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 Cf. ballas, carbonado².

1615–25; apparently metathetic variant of *brot (Old English gebrot fragment); akin to Middle English brotel brittle, Old Norse brot fragment

bort′y, adj.

Collins Concise English Dictionary © HarperCollins Publishers::

bort, boart /bɔːt/bortz /bɔːts/ n

an inferior grade of diamond used for cutting and drilling or, in powdered form, as an industrial abrasive

Etymology: Old English gebrot fragment; related to Old Norse brot piece, Old High German broz bud

单词	bortz
释义	WordReference Random House Unabridged Dictionary of American English © 2024 bort (bôrt),USA pronunciation n. Mineralogylow-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` (bôrts).USA pronunciation Cf. ballas, carbonado². 1615–25; apparently metathetic variant of *brot (Old English gebrot fragment); akin to Middle English brotel brittle, Old Norse brot fragment bort′y, adj. Collins Concise English Dictionary © HarperCollins Publishers:: bort, boart /bɔːt/bortz /bɔːts/ n an inferior grade of diamond used for cutting and drilling or, in powdered form, as an industrial abrasive Etymology: Old English gebrot fragment; related to Old Norse brot piece, Old High German broz bud
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