The Collaborative International Dictionary of English v.0.48:
Nanjing \Nanjing\, Nanking \Nanking\prop. n. a former capital of China. [WordNet 1.5]WordNet (r) 3.0 (2006):
Nanjing n 1: a city in eastern China on the Yangtze River; a former capital of China; the scene of a Japanese massacre in the 1930s [syn: Nanjing, Nanking]