niello (English, noun)
expansion: niello (countable and uncountable, plural niellos or nielli)
Senses:
topics: engineering
metallurgy
natural-sciences
physical-sciences
glosses: Any of various black metal alloys, made of sulphur with copper, silver or lead, used to create decorative designs on other metals.
tags: countable
uncountable
glosses: An impression on paper taken from the engraved or incised surface before the niello alloy has been inlaid.
tags: countable
uncountable
Forms:
form: niellos
tags: plural
form: nielli
tags: plural