Wordnet 3.0
ADJECTIVE (1)
1.
of or relating to senators;
- Example: "senatorial election"
The Collaborative International Dictionary of English v.0.48:
Senatorial \Sen`a*to"ri*al\, a. [F. s['e]natorial, or L.
senatorius.]
1. Of or pertaining to a senator, or a senate; becoming to a
senator, or a senate; as, senatorial duties; senatorial
dignity.
[1913 Webster]
2. Entitled to elect a senator, or by senators; as, the
senatorial districts of a State. [U. S.]
[1913 Webster]
WordNet (r) 3.0 (2006):
senatorial
adj 1: of or relating to senators; "senatorial election"