hispid cotton rat

noun

Definition of hispid cotton rat

  1. :  a cotton rat (Sigmodon hispidus) of the southern and central U.S. that has a grizzled coat of dark hairs interspersed with buff or grayish hairs, nests on the ground or in burrows, eats primarily green vegetation, and is sometimes used in medicine as an animal model in the study of infectious disease (such as polio and influenza)

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

1905

First Known Use of hispid cotton rat

1905


Seen and Heard

What made you want to look up hispid cotton rat? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

feeling or affected by lethargy

Get Word of the Day daily email!