Crossword Genius

They're raised in Braille (4)

Ross

I believe the answer is:

dots

(Other definitions for dots that I've seen before include "Shorter signals in the Morse code" , "Short signals in Morse cods" , "Tiny circular shapes" , "Very small round shapes" , "Tiny circles" .)

I've seen this clue in 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.