any of a genus of rodlike Gram-negative bacteria that live in soil and decomposing organic matter: many species are pathogenic to plants and a few are pathogenic to humans
Word origin
C20: from New Latin, from pseudo- + Greek monas unit
pseudomonas in American English
(suˈdɑmənəs)
noun
any of a genus (Pseudomonas, family Pseudomonadaceae) of aerobic, rod-shaped, Gram-negative bacteria