Learn how to say Rodent correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word rodent:
a gnawing mammal of an order that includes rats, mice, squirrels, hamsters, porcupines, and their relatives, distinguished by strong constantly growing incisors and no canine teeth. They constitute the largest order of mammals.
Order Rodentia: three suborders. See Sciuromorpha, Myomorpha, and Hystricomorpha
mid 19th century: from Latin rodent- ‘gnawing’, from the verb rodere