- Gr. Myth. the boatman who ferries souls of the dead across the river Styx to Hades
- a satellite of Pluto: it has an orbital period equal to Pluto's rotational period
Origin of CharonClassical Latin ; from Classical Greek Char?n
- The ferryman who conveyed the dead to Hades over the river Styx.
- Astronomy The largest of Pluto's three satellites.