composite
The word carries a strong sense of structural engineering and synthesis. It implies that the resulting whole is more than just a collection of parts; it is a new, unified entity designed for a specific purpose or strength. In a technical sense, it suggests a strategic blend where the strengths of individual components offset the weaknesses of others. In visual arts and digital media, the term evokes the process of layering and blending. It describes the invisible seams where different sources merge to create a seamless, believable reality, moving beyond simple addition toward a sophisticated integration.
Countable when referring to a specific manufactured object or a sketch (a composite). Uncountable when referring to the general category of materials (composite).