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ideal crystal

British  

noun

  1. chem a crystal in which there are no defects or impurities

"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

Example Sentences

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Besides, the defects of an otherwise ideal crystal can render it more colorful and electric.

From Salon

However, this prediction assumes an ideal crystal structure.

From Nature