dissemination vs dispersal

dissemination and dispersal both are nouns.

Word	Noun	Adjective	Verb	Adverb
dissemination	Yes	No	No	No
dispersal	Yes	No	No	No

As nouns, dissemination and dispersal are synonyms defined as:

dissemination and dispersal: the act of dispersing or diffusing something

Other synonyms of dissemination include diffusion, dispersion.

dissemination (noun)	dispersal (noun)
the act of dispersing or diffusing something	the act of dispersing or diffusing something
the property of being diffused or dispersed
the opening of a subject to widespread discussion and debate