Definition:
A "domesticated animal" is any animal that has been tamed and trained to live with humans. These animals are often used for companionship, work, or food. They have adapted to living in homes, farms, or cities and are usually friendly toward people.
In scientific discussions, the term "domesticated animal" may refer to specific species that have undergone a process of domestication, which includes selective breeding and adaptation to human environments. For instance, "The domesticated animals such as horses and pigs have significantly contributed to human civilization."
While "domesticated animal" specifically refers to animals that live with humans, the word "domesticated" can also describe a person who prefers a home life or is not adventurous.
There are no specific idioms or phrasal verbs directly related to "domesticated animal," but you might hear phrases like "a homebody," which describes someone who prefers staying at home, similar to how domesticated animals are more suited to living in human environments.
Understanding the term "domesticated animal" helps recognize the special relationship between humans and certain animals.