district consisting of the area on either side of a border or boundary of a country or an area; "the Welsh marches between England and Wales"

a vague and undetermined place created by the emotional residue of an unnatural boundary

Synonymous with such phrases as the castle of doubt, palace of womb, and realm of indolence, the person of self-power is born temporarily in the borderland before eventually attaining birth in the Pure Land.

"Borderland" is the name of the 80th episode from the television series Star Trek: Enterprise. It is the fourth episode from the fourth season of the series. "Borderland" initially aired on October 29, 2004 on the American television network UPN.

a region adjacent to a continent, normally occupied by or bordering a shelf, that is highly irregular with depths well in excess of those typical of a shelf BDLU