n. The rebuilding and upgrading that occurs when exceptionally wealthy people move into an already well-off or middle-class area.
2014
Postcode 94027 is now undergoing something of a "super-gentrification", where an entirely new strata of super-rich are taking over already affluent areas.
2013
Exploding London property prices have created a new phenomenon of "super-gentrification" that forces "ordinary" middle-class residents out of newly smart neighbourhoods, a report claims today.
1995 (earliest)
The super-gentrification process that forms the heart of the frontier myth in classic Westerns like Ford's My Darling Clementine (1946) — still the most cinematically if not historically satisfying version of the Earp myth — plays no real ideological part in Wyatt Earp.
The word gentrification — "the rebuilding and renewal that occurs when well-off or middle-class people move into a rundown area" — dates to around 1973.