Source : Webster's Revised Unabridged Dictionary (1913)

Governmental \Gov"ern*men"tal\, a. [Cf. F. gouvernemental.]
   Pertaining to government; made by government; as,
   governmental duties.

Source : WordNet®

governmental
     adj 1: of or relating to the governing authorities; "the core of a
            governmental system"; "public confidence and
            governmental morale"
     2: dealing with the affairs or structure of government or
        politics or the state; "governmental policy"