ẹ̀rọ noun /ɛ̀.ɾɔ̄/
Definitions
  1. machine, technology, device
Etymology
From ẹ̀- (“nominalizing prefix”) + rọ (“to manufacture using metal”), literally “That which is manufactured using metal”
Component words
ẹ̀-nominalizing prefix rọto manufacture using metal
Used in
Source: Wiktionary, where this word is spelled “ẹrọ”. Reference: en-ẹrọ-yo-noun-MsZxKZjf