Submitted by György Chityil ... on Fri, 01/19/2018 - 23:35 Hierarchy: NounDescription: {{metallurgy}} The study of the structure of metals and their alloys, by any of a variety of techniquesNgram: metallographyNgram Text: metallographySource: WiktionaryIssue: 0Wiktionary tag: metallurgyNgram Count: 1