Coterminous (adjective)
coterminous [koh-tur-muh-nuh s]

adjective
1. having the same border or covering the same area.
2. being the same in extent; coextensive in range or scope.


Also, coterminal [koh-tur-muh-nl].

See more synonyms on Thesaurus.com

Origin: 1790-1800; re-formation of conterminous; see co-

Now YOU come up with a sentence (or fic? or graphic?) that best illustrates the word.