Bort

ahd-5
  • noun. Poorly crystallized diamonds used for industrial cutting and abrasion.
  • noun. A carbonado.
  • The Century Dictionary and Cyclopedia
  • noun. A collective name for diamonds of inferior quality, especially such as have a radiating crystallization, so that they will not take a polish.
  • noun. An amorphous variety of diamond, brown, gray, or black in color, and known also as black diamond or carbonado, found massive in Brazil in association with pure diamonds.
  • the GNU version of the Collaborative International Dictionary of English
  • noun. Imperfectly crystallized or coarse diamonds, or fragments made in cutting good diamonds which are reduced to powder and used in lapidary work.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. Poor quality diamond, used for industrial cutting or abrasion; a poorly crystallized diamond.
  • Word Usage
    "The black diamonds, called bort, are used mainly for arming diamond drills and for polishing other diamonds."
    cross-reference
    Rhyme
    Words with the same terminal sound
    Court  Dort  Mort  Porte  Stuart  
    Same Context
    Words that are found in similar contexts
    burt  busk  bysselull  claire  compte