dissemination

nouns

the opening of a subject to widespread discussion and debate
airing, dissemination, public exposure, spreading
is derived from
disseminate
the property of being diffused or dispersed
diffusion, dissemination
is derived from
disseminate
the act of dispersing or diffusing something
"the dispersion of the troops"; "the diffusion of knowledge"
diffusion, dispersal, dispersion, dissemination
is derived from
disseminate