Webster's Revised Unabridged Dictionary · 1913

Aceldama

Aceldama ({not transcribed}) , noun

[Greek {not transcribed}, from Syr. ōkēl damō the field of blood.]

The potter's field, said to have lain south of Jerusalem, purchased with the bribe which Judas took for betraying his Master, and therefore called the field of blood. Figuratively: A field of bloodshed.
The system of warfare... which had already converted immense tracts into one universal aceldama. — De Quincey