Rodent : nm et adj. (word coming from gnawing, to wear out little by little by cutting with the teeth, the incisors, in small pieces).
The word “rodent” has several meanings:
1 Who gnaws, who eats while gnawing.
Mammal rodent.
Figurative meaning: Rodent worm: remorse; cruel concern; cause of progressive or covert destruction.
2. Plural masculine noun: Order of mammals to the incisors in scissors, with continued growth.
Rodents are divided into three suborders: that of castors, that of squirrels and that of hamsters, rats and mice.
Singular: The porcupine is a rodent.