Easton's Bible Dictionary (1897)
The Greek form of Edom (Isa. 34:5, 6; Ezek. 35:15; 36:5, but in R.V. “Edom”). (See EDOM).
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
IDUMAE'A, the Greek name for Edom. Isa 34:5-6; Mark 3:8. See Edom.