jiǎ dìng 
		to assume
to suppose
supposed
so-called
assumption
hypothesis
		 
		
		
		
		
			 
		
				
		
			Jiā dìng 
		Jiading district of northwest Shanghai
final reign name 1208-1224 of South Song emperor Ningzong 寧宗|宁宗[Ning2 zong1]
		 
		
		
														
		
		
			 
		
				
		
			jiā dīng 
		(old) servant hired to keep guard, run errands etc