Strong's Definition
probably of foreign derivation; perhaps meaning fire; Adar, the 12th Hebrew month
KJV Usage: Adar
STEPBible — Tyndale Abridged Hebrew Lexicon
אֲדָר (a.dar) — Adar. Adar = "glorious" twelfth month, corresponding to modern March-April Also named: a.dar (אֲדָר "Adar" H0144)
UBS Dictionary of Biblical Hebrew
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
אֲדָר n.pr.[m.] 12th (Babylonian) month = Feb.-Mar. base