roll, volume

Boyd’s Bible Dictionary:

(little wheel). The book of ancient times, consisting of long strips of linen, papyrus, or parchment written upon and wrapped on a stick (Isa. 8:1; Ezek. 2:9-10).

Concise Bible Dictionary:

See BOOK.

Strong’s Dictionary of Hebrew Words:

Transliteration:
mgillah
Phonic:
meg-il-law’
Meaning:
from 1556; a roll
KJV Usage:
roll, volume