Mercurius
Easton’s Bible Dictionary & Webster’s 1828 Dictionary · Matthew George Easton, Noah Webster
Mercurius - (Easton's Bible Dictionary)
The Hermes (i.e., "the speaker") of the Greeks (Acts 14:12), a heathen God represented as the constant attendant of Jupiter, and the god of eloquence. The inhabitants of Lystra took Paul for this god because he was the "chief speaker."
In other dictionaries
Read “Mercurius” in the 4 dictionariesSource of the article
Matthew George Easton, Easton’s Bible Dictionary; Noah Webster, American Dictionary of the English Language (1828)
Bible Strong combined digital edition