[ni:'sɑ:n,'nisәn]
n.
(历法)尼散月(即犹太教历1月,犹太国历7月,在公历3、4月间,共30天)

[ noun ]
the seventh month of the civil year; the first month of the ecclesiastic year (in March and April)
<noun.time>

Nisan \Ni"san\, n. [Heb. n[=i]s[=a]n.]
The first month of the Jewish ecclesiastical year, formerly
answering nearly to the month of April, now to March, of the
Christian calendar. See {Abib}.


Abib \A"bib\, n. [Heb. ab[=i]b, lit. an ear of corn. The month
was so called from barley being at that time in ear.]
The first month of the Jewish ecclesiastical year,
corresponding nearly to our April. After the Babylonish
captivity this month was called {Nisan}. --Kitto.