brown rat

Questions about brown rat

What does brown rat mean?

brown rat means "common domestic rat; serious pest worldwide".

What is another word for brown rat?

Close synonyms include Norway rat, Rattus norvegicus. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is brown rat a common word?

brown rat is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.