noun
- people who test and analyze metals, ores, or other materials to determine their composition, purity, or quality
Usage: technical; mining and metallurgy
Examples
- The mining company hired experienced assayers to test the gold ore samples.
- Government assayers verified the purity of the silver coins.
- The assayers used chemical tests to determine the metal content.
- Professional assayers must be certified to work in precious metals evaluation.
- The laboratory employed three assayers to handle the increased workload.
- Ancient assayers used fire and acid to test gold purity.