(~s)
Frequency: The word is one of the 3000 most common words in English.
1.
Communications are the systems and processes that are used to communicate or broadcast information, especially by means of electricity or radio waves.
...a ~s satellite.
...~s equipment.
N-PLURAL: oft N n
2.
A ~ is a message. (FORMAL)
The ambassador has brought with him a ~ from the President.
N-COUNT
3.
see also communicate