Strong's Definition
from 1639; a ledge or offset
KJV Usage: narrowed rest
STEPBible — Tyndale Abridged Hebrew Lexicon
מִגְרָעָה (mig.ra.ah) — recess. recess, ledge, rebatement
UBS Dictionary of Biblical Hebrew
conj · גרע
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
[מִגְרָעָה] n.f. recess, rebatement (RV), i.e. ledge, only pl., 1 K 6:6. ref