Crossword clues for the word: FERMIS The word FERMIS has appeared as an answer to at least 6 crossword clues on different crossword puzzles. Crossword clues for FERMIS Showing 1 to 6 of 6 results Clue(s) "Units of length, in physics" Minuscule distance units Physicist Enrico and family Units in nuclear physics Units named for physicist Enrico Units of distance in physics