[ bawr-nuh-nahyt, bohr-, boor- ]
/ ˈbɔr nəˌnaɪt, ˈboʊr-, ˈbʊər- /
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a sulfide of lead, antimony, and copper, PbCuSbS3, occurring in gray to black crystals or granular masses.
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The rainy weather could not ________ my elated spirits on my graduation day.
Also called cogwheel ore.
Origin of bournonite
1795–1805; named after Count J. L. de Bournon (died 1825), French mineralogist; see -ite1
Words nearby bournonite
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021