Noun
an heir whose right to an inheritance cannot be defeated if that person outlives the ancestor
Source: WordNetI'm the heir apparent to the heir presumptive. Princess Margaret
According to the Historia Augusta, early in his reign Hadrian had even considered making Nigrinus his heir apparent, before eventually deciding to get rid of this worthy opponent. Source: Internet
After his elder brother Vladislaus was elected as King of Bohemia in 1471, Casimir became the heir apparent. Source: Internet
Although the next heir apparent kept a lower profile, in 680 he was accused by Wu of plotting a rebellion and was banished. Source: Internet
Chester A. Arthur assumed the presidency after six-and-a-half weeks as the presidential heir apparent. Source: Internet
Believed by many to be Lawrence's heir apparent, Uiagalelei has impressed in limited action this season. Source: Internet