noun

rat

rat

A large rat ran across the street.

A large rat ran across the street.

He works with lab rats in his research.

He works with lab rats in his research.

((a/the rat)) a singular rat A large rat ran across the street.

Synonyms: rodent; Related animals: mouse

From Old English 'ræt', of common Germanic origin.

'Rat' is a short, sharp word, like the quick movements of the animal.

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