Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “pet”


noun [C] (ANIMAL)   /pet/
an animal that is kept in the home as a companion and treated affectionately : She has several interesting pets, including a couple of snakes .
(Definition of pet noun (ANIMAL) from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of pet

Browse related topics

You are looking at an entry to do with General & informal words for animals, but you might be interested in these topics from the Animals generally topic area:

Definitions of “pet” in other dictionaries

Word of the Day

grand prix

one of a series of important international races for very fast and powerful cars

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More