Crossword solverSynonyms for roentgen ray6 crossword answers for “roentgen ray” (8,3), sorted by letter count.How many letters?All6411011711912312414 letters 1X ray(1,3)10 letters 1X-radiation(1-9)17 letters 1ionizing radiation(8,9)19 letters 1electromagnetic wave(15,4)23 letters 1nonparticulate radiation(14,9)24 letters 1electromagnetic radiation(15,9)