Guinea-pigs
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 plural of guinea-pig form-of, plural
Example
More examples"Criminals and the maladjusted were committed to the Experimental Stations where they were used as guinea-pigs by the scientists."
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.