1. guinea_pig - noun
· a person who is subjected to experimental or other observational procedures; someone who is an object of investigation; "the subjects for this investigation were selected randomly"; "the cases that we studied were drawn from two different communities"
Hypernym(s): person, individual, someone, somebody, mortal, soul
2. guinea_pig - noun
· stout-bodied nearly tailless domesticated cavy; often kept as a pet and widely used in research
Synonym(s): Cavia_cobaya
Hypernym(s): cavy
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