dysgraphiaPronunciation: /dɪsˈgrafɪə/Definition of dysgraphia noun [mass noun] Psychiatry inability to write coherently, as a symptom of brain disease or damage: patterns of acquired dysgraphia are beginning to be identifiedDerivatives dysgraphic adjective Origin: 1930s: from dys- 'difficult' + Greek -graphia 'writing'dysgraphia in other Oxford dictionaries Definition of dysgraphia in the US English dictionary