Definition from Wiktionary, the free dictionary
heirless (not comparable)
- Without an heir.
2009 August 2, Dan Bilefsky, “Hurdles in Eastern Europe Thwart Restitution Claims”, in New York Times:
- A number of Western European countries, led by Germany, carried out far-reaching measures to provide restitution of Nazi-looted properties in the aftermath of World War II, including setting up commissions to deal with heirless property and communal property illegally seized during the war.