What is the correct definition and usage of the acronym "ETA"?
https://english.stackexchange.com/questions/104890/what-is-the-correct-definition-and-usage-of-the-acronym-eta
WebFeb 22, 2013 · ETA appears to be defined as the estimated time of arrival. It's fine to use either format. ETA is used to answer the question, "When is X expected to arrive? ", which can be answered either as, "In 20 minutes" or "At 4:30 PM". In other words, either usage is correct. Share. Improve this answer.
DA: 37 PA: 44 MOZ Rank: 94