Marketing & measurement
Lookalike audience
An advertising audience modelled from characteristics of a selected source group.
In everyday use
A platform uses an eligible customer group to find other potentially similar accounts.
What to keep in mind
Similarity does not mean identical needs or guaranteed conversions.
Also searched as: lookalike
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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