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ballases

 - 1 dictionary result

bal⋅las

[bal-uhs]
–noun (used with a singular verb) Mineralogy.
a spherical aggregate of small diamond crystals used for drilling and for various industrial purposes.

Origin:
appar. var. 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. 2009.
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