Crossword solverSynonyms for nitrobacterium6 crossword answers for “nitrobacterium” (14), sorted by letter count.How many letters?All681911511638 letters 1bacteria9 letters 1bacterium15 letters 1nitric bacterium(6,9)16 letters 3nitrate bacterium(7,9)nitrite bacterium(7,9)nitrous bacterium(7,9)