| Noun | 1. | Pseudomonodaceae - rod-shaped Gram-negative bacteria; include important plant and animal pathogens bacteria family - a family of bacteria order Pseudomonadales, Pseudomonadales - 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 genus Pseudomonas - type genus of the family Pseudomonodaceae genus Xanthomonas, Xanthomonas - a genus of bacteria similar to Pseudomonas but producing a yellow pigment that is not soluble in water |