Associations to the word «Rattus»

Wiktionary

RATTUS, proper noun. A taxonomic genus within the family Muridae   — the rats, including about 50 species.
RATTUS NORVEGICUS, proper noun. A taxonomic species within the family Muridae   — the brown rat.
RATTUS RATTUS, proper noun. A taxonomic species within the family Muridae   — the black rat, of tropical Asian origin, of nearly worldwide distribution.

Dictionary definition

RATTUS, noun. Common house rats; upper incisors have a beveled edge.

Wise words

Language is a process of free creation; its laws and principles are fixed, but the manner in which the principles of generation are used is free and infinitely varied. Even the interpretation and use of words involves a process of free creation.
Noam Chomsky