Where does “œsophage” come from?

œsophage (French) comes from Ancient Greek οἰσοφάγος, from Ancient Greek οἰσέμεν, from Ancient Greek φέρω, from Proto-Hellenic pʰérō, from Proto-Indo-European bʰéreti, from Proto-Indo-European bʰēr- — shiny, light brown.

œsophage (French): oesophagus