If you describe one thing as another thing in miniature, you mean that it is much smaller in size or scale than the other thing, but is otherwise exactly the same.
Ecuador provides a perfect introduction to South America; it's a continent in miniature.
If it can be done full-size, I can do it in miniature.
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in miniature in British English
on a small scale
games are real life in miniature
See full dictionary entry for miniature
in miniature in American English
on a small scale; greatly reduced
See full dictionary entry for miniature
Examples of 'in miniature' in a sentence
in miniature
The twigs and pebbles and little heaps of dirt were apparently his attempt to recreate the house in miniature.
Clive Barker SACRAMENT (2001)
And Winston's square-shaped hands seen in miniature were now waving a rattle.