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2017 Word of the Year

ballas

[bal-uh s] /ˈbæl əs/
noun, (used with a singular verb) Mineralogy.
1.
a spherical aggregate of small diamond crystals used for drilling and for various industrial purposes.
Origin of ballas
apparently variant of balas in phrase balas ruby spinel ruby, balas being taken to mean “spinel”
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for ballas
Historical Examples
  • The sides of one Neolithic tomb at ballas were lined with bars of this kind.

    El Kab J.E. Quibell
  • These cists were found at ballas both in “stairway” tombs and in open Neolithic graves.

    El Kab J.E. Quibell
  • This cannot be distinguished from certain fragments obtained in the Neolithic cemetery at ballas.

    El Kab J.E. Quibell
  • A rough example of No. 44 was found at ballas, used anciently as a lamp with floating wick.

    El Kab J.E. Quibell
  • The crucial case at ballas was the secondary burial of a Libyan found in one of a group of stairway mastabas.

    El Kab J.E. Quibell

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