Bible Dictionary · M
Murrain
Heb. deber, “destruction,” a “great mortality”, the fifth plague that fell upon the Egyptians (Ex 9:3). It was some distemper that resulted in the sudden and widespread death of the cattle. It was confined to the cattle of the Egyptians that were in the field (Ex 9:6).
From Easton’s Bible Dictionary (1897), by Matthew George Easton.