guinea pig

• guinea pig

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"

Synonyms:

• subject
• case
• guinea pig

Noun

stout-bodied nearly tailless domesticated cavy; often kept as a pet and widely used in research

Synonyms:

• guinea pig
• Cavia cobaya