mycoplasma vs PPLO

mycoplasma and PPLO both are nouns.

Word	Noun	Adjective	Verb	Adverb
mycoplasma	Yes	No	No	No
PPLO	Yes	No	No	No

As nouns, PPLO is a hyponym of mycoplasma; that is, PPLO is a word with a more specific, narrower meaning than mycoplasma:

mycoplasma: any of a group of small parasitic bacteria that lack cell walls and can survive without oxygen; can cause pneumonia and urinary tract infection
PPLO: a mycoplasma resistant to antibiotics that causes a kind of pneumonia in humans

Other hyponyms of mycoplasma include pleuropneumonialike organism.

mycoplasma (noun)	PPLO (noun)
any of a group of small parasitic bacteria that lack cell walls and can survive without oxygen; can cause pneumonia and urinary tract infection	a mycoplasma resistant to antibiotics that causes a kind of pneumonia in humans