Home › Words › M › macropixelmacropixelmacropixel · noun — A relatively large pixel.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom macro- + pixel.nounA relatively large pixelMultiple pixels, whose color information isn't byte-aligned, grouped as a single unit to have their color information stored together in byte-aligned data type.Definitions & examples from Wiktionary (CC BY-SA 3.0).