boron carbide


noun Chemistry.

a black, crystalline, extremely hard, water-insoluble solid, B4C, used chiefly as a moderator in nuclear reactors, as an abrasive, and as a refractory.

Nearby words

  1. borodino,
  2. boroglyceride,
  3. borohydride,
  4. boroimhe, brian,
  5. boron,
  6. boron hydride,
  7. boron neutron capture therapy,
  8. boron nitride,
  9. boronia,
  10. boronic

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for boron carbide

boron carbide

noun

a black extremely hard inert substance having a high capture cross section for thermal neutrons. It is used as an abrasive and refractory and in control rods in nuclear reactors. Formula: B 4 C
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012