Wiktionary
ad coelum
n. (context legal English) The principle by which property rights extend vertically upwards and, sometimes, downwards from a property; it is used to describe air rights or no-fly zones, as well as rights to resources under the soil, such as mineral rights, among others.
Usage examples of "ad coelum".
Their names were erased from the diptych of the church: ex venerabili diptycho, in quo piae memoriae transitum ad coelum habentium episcoporum vocabula continentur, (Concil.