From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): (n.) A senator; a counselor.

(2): (n.) One of the two chief magistrates of the republic.

(3): (n.) One of the three chief magistrates of France from 1799 to 1804, who were called, respectively, first, second, and third consul.

(4): (n.) An official commissioned to reside in some foreign country, to care for the commercial interests of the citizens of the appointing government, and to protect its seamen.

Cyclopedia of Biblical, Theological and Ecclesiastical Literature [2]

( Ὕπατος , i.e. Highest in office), a title applied ( 1 Maccabees 15:16) to Lucius (q.v.), the Roman officer, whose communication to Ptolemy is there cited. The Sept. elsewhere uses the same Greek term as a rendering of the Chald. אֲחִשְׁדִּרְפְּנַין , Satraps ("princes,"  Daniel 3:2-3), and הִד בְרַין , Viziers ("counsellors,  Daniel 6:7, etc.). It is often used by classical Greek writers for the Roman consul. (See Rome).

The Nuttall Encyclopedia [3]

One of the two magistrates of Rome elected annually after the expulsion of the kings, and invested with regal power; a chief magistrate of the French Republic from 1799 to 1804; one commissioned to protect, especially the mercantile rights of the subjects of a State in foreign country.