Smallest elementary particle; or, by extension, a minute fragment

Let's find possible answers to "Smallest elementary particle; or, by extension, a minute fragment" crossword clue. First of all, we will look for a few extra hints for this entry: Smallest elementary particle; or, by extension, a minute fragment. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.