inner city 
noun [usually as modifier]
The area near the centre of a city, especially when associated with social and economic problems: inner-city areas...
- Demographers have begun to note movements of black people from inner-city areas to leafier suburbs as they become more affluent.
- Racial problems had been restricted to inner-city areas in a few large cities.
- Many of these surplus places are in the inner-city area with the highest levels of social deprivation.
- poikilosmotic
- poikilosmoticity
- poikilotherm
- poikilothermal
- poikilothermia
- poikilothermic
- poikilothermism
- poikilothermous
- poikilothermy
- poil de chèvre
- poile de chèvre
- Poilite
- poilu
- poimenic
- Poincaré conjecture
- Poincaré cycle
- Poincaré group
- Poincaré, Jules-Henri
- Poincaré map
- Poincaré recurrence
- Poincaré's conjecture
- Poincaré section
- Poincaré sphere
- Poincaré's recurrence
- Poincaré surface