GUINEA PIG


Meaning of GUINEA PIG in English

[guinea pig] n (1664) 1: a small stout-bodied short-eared tailless domesticated rodent (Cavia porcellus) often kept as a pet and widely used in biological research--called also cavy

2: a subject of research, experimentation, or testing

Merriam-Webster English vocab.      Английский словарь Merriam Webster.