Keywords: spread, dissemination, disseminate
As a Noun
1. The spreading out of information or ideas or the spreading out of the affects of information and ideas to more and more people. English = spread. Formal English = dissemination.
As a Verb or Adjective
1. For something to gradually reach or affect a larger and larger area or more and more people. English = spread.
2. Of a number of things, to be located everywhere and far apart. English = (be) spread out.
3. Of information or ideas, to reach or affect or be distributed to many people. Formal English = disseminate.