Strong's Definition
dual of 4751 feminine; double bitterness; Merathajim, an epithet of Babylon
KJV Usage: Merathaim
STEPBible — Tyndale Abridged Hebrew Lexicon
מְרָתַיִם (me.ra.ta.yim) — Merathaim. Merathaim = "double rebellion" another name for 'Babylon' Another name of ba.vel (בָּבֶ֫ל, בָּבֶל "Babylon" H0894)
UBS Dictionary of Biblical Hebrew
name
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
מְרָתַיִם used as n.pr.f. = Babylon, Je 50:21; perh. = Double rebellion (du.) ref