kerma

British  

/ ˈkɜːmə /

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

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Etymology

Origin of kerma

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

Example Sentences

But the residents of capitals known as Kerma, Napata and Meroe produced temples, palaces and pyramids filled with pottery, metalwork, furniture and sculpture.

From New York Times

Now, as a proportion of the combined revenues of the ten largest firms in each country, Kerma Partners calculates that the Big Four’s aggregate market penetration ranges from 4% in China and 6% in Britain to 20% in Germany and 30% in Spain.

From Economist

To Michael Roch of Kerma Partners, an outfit that advises professional-services firms, the Big Four are “the biggest underestimated threat to the legal profession today”.

From Economist

The early-20th-century archaeologist George Reisner, for instance, identified large burial mounds at the site of Kerma as the remains of high Egyptian officials instead of those of Nubian kings.

From New York Times

The Hyksos invaders from southwest Asia held the Nile Delta and much of the north, and a wealthy Nubian kingdom at Kerma, on the Upper Nile, encroached from the south.

From New York Times