venographyPronunciation: /vɪˈnɒgrəfi/Definition of venography noun [mass noun] Medicine radiography of a vein after injection of a radiopaque fluid. Derivatives venographicPronunciation: /ˌviːnə(ʊ)ˈgrafɪk/ adjective venographically adverb Origin: 1930s: from Latin vena 'vein' + -graphyvenography in other Oxford dictionaries Definition of venography in the US English dictionary