ultimogeniture
(ˌʌltɪməʊˈdʒɛnɪtʃə) n1. (Law) a principle of inheritance whereby the youngest son succeeds to the estate of his ancestor. Compare
primogeniture [C19: ultimo- from Latin ultimus last + Late Latin genitura a birth]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014