a formal public statement; "the government made an announcement about changes in the drug war"; "a declaration of independence"
a public statement about something that is happening or going to happen; "the announcement appeared in the local newspaper"; "the promulgation was written in English"
something that is communicated by or to or between people or groups
the activity of communicating; the activity of conveying information; "they could not act without official communication from Moscow"
a connection allowing access between persons or places; "how many lines of communication can there be among four people?"; "a secret passageway provided communication between the two rooms"