1. A black pigment made by charring animal bones, used in paints, inks, and other industrial applications.
Usage: Usually used in plural or as a mass noun; Also called bone char or bone charcoal

Examples

• The artist mixed boneblacks into her oil paint to achieve a deep, rich black.
• Boneblacks were commonly used in printing inks during the 19th century.
• The manufacturer sourced boneblacks from calcined animal bones for their pigment production.
• Traditional boneblacks provide a warmer black tone compared to synthetic alternatives.
• The factory produced tons of boneblacks annually for use in industrial coatings.