Platforms & communities
Reaction
A response to content, such as an emoji response or a video showing someone's response.
In everyday use
A viewer reacts to a post, or a creator records a reaction video.
What to keep in mind
The word can mean different platform features; it is not always a specific button.
Also searched as: reaction video
Further reading
Original explanation and example by Perspectism. Further reading may cover the wider subject, rather than this exact wording. Edition updated 7 October 2026.
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