01 a. Of or pertaining to a senator, or a senate; becoming to a senator, or a senate; as, senatorial duties; senatorial dignity.
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1.
Of or pertaining to a senator, or a senate; becoming to a senator, or a senate; as, senatorial duties; senatorial dignity.
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2.
Entitled to elect a senator, or by senators; as, the senatorial districts of a State.[U. S.]