guinea pig

English Thesaurus

1. stout-bodied nearly tailless domesticated cavy; often kept as a pet and widely used in research (noun.animal)

hypernym	:	cavy,
definition	:	short-tailed rough-haired South American rodent (noun.animal)

2. a person who is subjected to experimental or other observational procedures; someone who is an object of investigation (noun.person)

hypernym	:	individual, mortal, person, somebody, someone, soul,
definition	:	a human being (noun.tops)

derivation	:	subject,
definition	:	likely to be affected by something (adj.all)

derivation	:	subject,
definition	:	likely to be affected by something (adj.all)