Crossword Genius

H, as a vowel (3)

Ross

I believe the answer is:

eta

(Other definitions for eta that I've seen before include "indicating when flight is due" , "Arrival roughly indicated" , "European separatists, initially" , "Militants" , "Greek character?" .)

I've seen this clue in The Washington Post.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.