Low-altitude clouds (6)
I believe the answer is:
strati
'low-altitude clouds' is the definition.
(I've seen this in another clue)
This is all the clue.
(Another definition for strati that I've seen is " Grey layer clouds".)
I've seen this clue in the King Feature Syndicate, The Chronicle of Higher Education and The New York Times.
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.