From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): ( a.) Of or pertaining to, or designating, the law contained in the book of Leviticus.

(2): ( a.) Priestly.

(3): ( a.) Of or pertaining to a Levite or the Levites.

King James Dictionary [2]

Levit'Ical, a.

1. Belong to the Levites, or descendants of Levi as the levitical law, the law given by Moses, which prescribed the duties and rights of the priests and Levites, and regulated the and religious concerns of the Jews. 2. Priestly.