Quick definitions from WordNet (Pseudomonadales)
▸ noun: one of two usually recognized orders of true bacteria; gram-negative spiral or spherical or rod-shaped bacteria usually motile by polar flagella; some contain photosynthetic pigments
▸ noun: one of two usually recognized orders of true bacteria; gram-negative spiral or spherical or rod-shaped bacteria usually motile by polar flagella; some contain photosynthetic pigments