metallographyPronunciation: /ˌmɛtəˈlɒgrəfi/Definition of metallography noun [mass noun] the descriptive science of the structure and properties of metals. Derivatives metallographicPronunciation: /mɪˌtaləˈgrafɪk/ adjective metallographicallyPronunciation: /mɪˌtaləˈgrafɪk(ə)li/ adverb metallography in other Oxford dictionaries Definition of metallography in the US English dictionary