From ẹ̀rọ (“machine”) + abẹ̀bẹ̀ (“hand fan”) + ì- (“nominalizing prefix”) + fẹ́ (“to blow”) + atẹ́gùn (“air, wind”), literally “the mechanical fan that blows air”.
ẹ̀rọ abẹ̀bẹ̀ ìfẹ́atẹ́gùn