Crossword clues for the word: THEROSETTASTONE The word THEROSETTASTONE has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for THEROSETTASTONE Showing 1 to 8 of 8 results Clue(s) 1799 Egyptian discovery Aid in understanding some old pictures Ancient Egyptian key Champollion's decoding key Discovery of 1799 in Egypt Key Egyptian artifact unearthed in 1799 Key tablet in deciphering Egyptian writing Notable discovery of 1799