Is 'together' a noun?
http://www.dictionary.com
Look up the word and see what it says about its part(s) of speech.
Let us know what you decide.
It gives the word as either an adverb or adjective; I thought that it might be a collective noun.
That's right ... depending on how it's used in a sentence, it'll be either an adjective or an adverb.
What sentences are you working with?