Working definition. Plurality is more than numerical diversity. It is the coexistence of perspectives that cannot be fully translated into a single ranking, worldview, or ideal future.
Inherited meaning
Democratic and political philosophy treats plurality as a basic fact of shared life: people encounter the same world from irreducibly different positions. The challenge is not to eliminate this difference, but to build forms of action that can hold it.
Meaning in the imagination economy
Models tend toward statistical centres, and institutions tend toward scalable standards. The result can be abundant output with shrinking cultural possibility. In the imagination economy, plurality is productive infrastructure: it protects the differences from which genuinely new futures can emerge.
What changes in practice
Preserve minority reports, conflicting references, local language, and more than one success condition. Ask whose coherence the final synthesis serves and what became invisible to achieve it.