enterobacteria vs true bacteria

enterobacteria and true bacteria both are nouns.

Word	Noun	Adjective	Verb	Adverb
enterobacteria	Yes	No	No	No
true bacteria	Yes	No	No	No

As nouns, true bacteria is a hypernym of enterobacteria; that is, true bacteria is a word with a broader meaning than enterobacteria:

enterobacteria: rod-shaped Gram-negative bacteria; most occur normally or pathogenically in intestines of humans and other animals
true bacteria: a large group of bacteria having rigid cell walls; motile types have flagella

Other hypernyms of enterobacteria include eubacteria, eubacterium.

enterobacteria (noun)	true bacteria (noun)
rod-shaped Gram-negative bacteria; most occur normally or pathogenically in intestines of humans and other animals	a large group of bacteria having rigid cell walls; motile types have flagella