Strong's Definition
probably of foreign origin; Nisan, the first month of the Jewish sacred year
KJV Usage: Nisan
STEPBible — Tyndale Abridged Hebrew Lexicon
נִיסָן (ni.san) — Nisan. Nisan = "their flight" the 1st month of the Jewish calendar corresponding to March or April Another name of a.viv (אָבִיב "Abib" H0024)
UBS Dictionary of Biblical Hebrew
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
נִיסָן n.pr. of 1st month;—only post-exil. base