Read and study the Scriptures — select any book and chapter, search for a phrase, or tap the ⇆ markers to explore cross-references.
MurrainEASTON'S
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 (9:6).
Easton's Illustrated Bible Dictionary, 3rd ed. (1897), public domain.