We don't have synonyms for optant yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are octant, oxtant and optat.
(n) :
A person who opts into, out of, or for something.
(n) :
A person who lives in a region undergoing a change of sovereignty and thus may choose between retaining their old citizenship or opting for the citizenship of the new sovereignty.
(n) :
A person who opts into, out of, or for something.
(n) :
A person who lives in a region undergoing a change of sovereignty and thus may choose between retaining their old citizenship or opting for the citizenship of the new sovereignty.