- [countable]
an animal like a rabbit with soft silver-grey fur. Chinchillas are often kept on farms for their fur. 毛丝鼠（似兔，皮毛银灰色，常养殖以获取毛皮） - [uncountable]
the skin and fur of the chinchilla, used for making expensive coats, etc. 毛丝鼠毛皮（用以制作名贵大衣等）
Word Originearly 17th cent.: from Spanish, from Aymara or Quechua.