Fallopian tube traveler (4)

I think it could be either:

Which length description are you looking for?:

ovum

'fallopian tube traveler' is the definition.
(I've seen this in another clue)

This is all the clue.

(Other definitions for ovum that I've seen before include "Female gamete" , "Reproductive cell, 'egg' in Latin" , "Female reproductive cell" , "bit of life potentially" , "A female egg-cell" .)

I've seen this clue in The New York Times and The Wall Street Journal.

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.