rasterize Syllabification: (ras·ter·ize)Pronunciation: /ˈrastəˌrīz/Definition of rasterize verb [with object] Computing convert (an image stored as an outline) into pixels that can be displayed on a screen or printed. Derivatives rasterizationPronunciation: /ˌrastərəˈzāSHən/ noun rasterizer noun rasterize in other Oxford dictionaries Definition of rasterize in the British & World English dictionary