That is abdicating or has abdicated a position or office.
nounˈabdɪk(ə)nt
A person who renounces a position, office, etc.; an abdicator.
Origin
Mid 17th century; earliest use found in Richard Whitlock (b.?1616). From classical Latin abdicant-, abdicāns, present participle of abdicāreabdicate.
Definition of abdicant in US English:
abdicant
adjectiveˈabdɪk(ə)nt
That is abdicating or has abdicated a position or office.
nounˈabdɪk(ə)nt
A person who renounces a position, office, etc.; an abdicator.
Origin
Mid 17th century; earliest use found in Richard Whitlock (b. ?1616). From classical Latin abdicant-, abdicāns, present participle of abdicāre abdicate.