Gold

**Definition:** A yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197. It is used in jewelry, goldplating of other metals, as currency, and in dental restoration. Many of its clinical applications, such as ANTIRHEUMATIC AGENTS, are in the form of its salts.

**Tree numbers:** - D01.268.556.322 - D01.268.956.186 - D01.552.544.322