Dictionary

brown rat

noun

Definition of BROWN RAT

:  a common domestic rat (Rattus norvegicus) that has been introduced worldwide —called also Norway rat
ADVERTISEMENT

First Known Use of BROWN RAT

1781
Medical Dictionary

brown rat

noun

Medical Definition of BROWN RAT

:  a common domestic rat of the genus Rattus (R. norvegicus) that has been introduced worldwide—called also Norway rat

Browse

Next Word in the Dictionary: brown recluse spiderPrevious Word in the Dictionary: brownprintAll Words Near: brown rat
ADVERTISEMENT
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears