Dictionary.com
definitions
  • synonyms
British Dictionary definitions for kerma

kerma

noun
  1. physics the quotient of the sum of the initial kinetic energies of all the charged particles liberated by indirectly ionizing radiation in a volume element of a material divided by the mass of the volume element. The SI unit is the gray
Show More

Word Origin

C20: k (inetic) e (nergy) r (eleased per unit) ma (ss)
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

Examples from the Web for kerma

Historical Examples

  • From Kosheh to Kerma, the first Dervish position, the distance by river is 127 miles.

    The River War

    Winston S. Churchill

  • The extension of the line from Kosheh to Kerma was therefore of vital importance.

    The River War

    Winston S. Churchill

  • It was resolved to attack the Dervish position at Kerma at dawn.

    The River War

    Winston S. Churchill

  • El Kheir was defeated, and fixed his advanced camp at Kerma.

  • From Kareima downstream the Nile is navigable to Kerma, just above the 3rd cataract.