arcifinious

adjective

ar·​ci·​fin·​i·​ous

¦ärsə¦finēəs

1

law : having a natural boundary

an arcifinious estate bounded by a river

2

of a nation : having a frontier forming a natural defense

Word History

Etymology

Latin arcifinius, probably from arcēre to hold off, enclose + -i- + finis boundary

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