Definition of ballas in English:

ballas

noun ˈbaləs

A tough aggregate of minute, concentrically arranged diamond crystals, occurring naturally in rounded masses especially in Brazil and South Africa, and mined or produced synthetically for industrial purposes.

Origin

1930s; earliest use found in Science. From Portuguese balas, ballas, specifically use (although the form with medial -ll- is unexplained) of the plural of bala ball, bullet, with reference to the round shape of the crystal aggregate.

Definition of ballas in US English:

ballas

nounˈbaləs

A tough aggregate of minute, concentrically arranged diamond crystals, occurring naturally in rounded masses especially in Brazil and South Africa, and mined or produced synthetically for industrial purposes.

Origin

1930s; earliest use found in Science. From Portuguese balas, ballas, specifically use (although the form with medial -ll- is unexplained) of the plural of bala ball, bullet, with reference to the round shape of the crystal aggregate.

单词	ballas
释义	Definition of ballas in English: ballas noun ˈbaləs A tough aggregate of minute, concentrically arranged diamond crystals, occurring naturally in rounded masses especially in Brazil and South Africa, and mined or produced synthetically for industrial purposes. Origin 1930s; earliest use found in Science. From Portuguese balas, ballas, specifically use (although the form with medial -ll- is unexplained) of the plural of bala ball, bullet, with reference to the round shape of the crystal aggregate. Definition of ballas in US English: ballas nounˈbaləs A tough aggregate of minute, concentrically arranged diamond crystals, occurring naturally in rounded masses especially in Brazil and South Africa, and mined or produced synthetically for industrial purposes. Origin 1930s; earliest use found in Science. From Portuguese balas, ballas, specifically use (although the form with medial -ll- is unexplained) of the plural of bala ball, bullet, with reference to the round shape of the crystal aggregate.
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