Adelaide Hills

English right|thumb|A view across parklands to the Adelaide Hills in the background Proper noun Adelaide Hills en The portion of the southern Mount Lofty Ranges that is east of the city of Adelaide, <<s/South Australia>>. en Hills en The Adelaide Hills form the eastern boundary of the Adelaide Plains, separating them from the extensive plains that surround the Murray River and stretch eastwards to Victoria. en lgarea in the Adelaide Hills of s/South Australia Adelaide Hills Council.