division Eubacteria vs division Cyanophyta

division Eubacteria and division Cyanophyta both are nouns.

Word	Noun	Adjective	Verb	Adverb
division Eubacteria	Yes	No	No	No
division Cyanophyta	Yes	No	No	No

division Eubacteria (noun)	division Cyanophyta (noun)
one-celled monerans having simple cells with rigid walls and (in motile types) flagella	prokaryotic organisms sometimes considered a class or phylum or subkingdom; coextensive with the Cyanophyceae: cyanobacteria (blue-green algae)