From Longman Dictionary of Contemporary Englishruinedru‧ined /ˈruːɪnd/ adjective [only before noun] a ruined building has been almost completely destroyed a ruined castle → ruin2
Examples from the Corpus
ruined• There was a good bookshop, and a large ruined building, gaunt and flaking, the Hibernian Hall.• At the oldest and most ruined building, they stopped and Mr Bumble took out his piece of paper.• The wind howled and the surf continued to roar as we explored beyond our landing point; we visited a ruined chapel.• Other places to explore include the Valley of the Temples in Agrigento and the ruined city of Selinute.• The earliest known is the Apollo at Athens, pre-500, found with later works in a ruined warehouse at Piraeus. 