Celle (German ?ts?l?) n (Placename) a city in N Germany, on the Aller River in Lower Saxony: from 1378 to 1705 the residence of the Dukes of Brunswick-Lüneburg. Pop: 71 319 (2003 est)Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014