What most people depend upon for information (4,5)

I believe the answer is:

mass media

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'information' is the definition.
The definition and answer can be both related to communication as well as being singular nouns.
Maybe they are linked in a way I don't understand?

I don't understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for mass media that I've seen before include "Means of communication reaching large numbers" , "Reporters etc" , "Press, TV, etc" , "Communicators" , "Agencies of public information" .)

I've seen this clue in The Globe and Mail.

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