conterminate /kɒnˈtɜː(ɹ)mɪnət/verb 2adjective 1forms 3 verb2 •(no longer used) To be conterminous in space, to have a common boundary or limit. •(no longer used) To be conterminous in time. adjective1 •(no longer used) Having the same bounds or extent; coterminous.Here are kingdoms mixed And nations joined, a strength of empire fixed Conterminate with heaven — 1610 formsconterminated · conterminating · conterminates