Been trying to work on constructing Propertarian definitions for these terms. Ran across this gem, that is very, very close.
—“Civilization is fundamentally a cultural infrastructure of information and knowledge that serves survival and continuity. What distinguishes a civilization from a culture is that this infrastructure, having reached a critical level of complexity, becomes autonomous from constituent cities, nations, and empires. In ordinary cultures, the passing of information and knowledge may depend upon imitation or oral communication; in civilizations, this cultural memory, etched into clay or drawn into papyrus, takes on a life of its own”— (Andrew Bosworth, “The Genetics of Civilization: An Empirical Classification of Civilizations Based on Writing Systems, Comparative Civilizations Review, 2003, 49:9).