CONGRESSIONAL
congressional
(adjective) of or relating to congress; “congressional hearing”
Source: WordNet® 3.1
Adjective
Congressional (comparative more Congressional, superlative most Congressional)
Of or pertaining to the United States Congress.
Etymology
Adjective
congressional (comparative more congressional, superlative most congressional)
Of or pertaining to a congress.
Source: Wiktionary
Con*gres"sion*al, a.
Definition: Of or pertaining to a congress, especially, to the Congress of
the United States; as, congressional debates.
Congressional and official labor. E. Everett.
Congressional District, one of the divisions into which a State is
periodically divided (according to population), each of which is
entitled to elect a Representative to the Congress of the United
States.
Source: Webster’s Unabridged Dictionary 1913 Edition