backchannel [verb]

Definition of backchannel:

To employ non-verbal (oral and visual) means to influence a speaker without interruption.

Synonyms of backchannel:

● Back-channel

● Reverse channel

● Feedback channel

● Secretive

● Return channel

● Illegal

● Clandestine


Opposite/Antonyms of backchannel:

-


Sentence/Example of backchannel:

It essentially uses the award as a backchannel to decisively endorse the Polish version of the Katyn events.