animal kingdom

noun

: a basic group of natural objects that includes all living and extinct animals compare mineral kingdom, plant kingdom

Examples of animal kingdom in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The startle response is a largely unconscious defense mechanism and a sudden switch in brain state, found throughout the animal kingdom. Ingrid Wickelgren, Quanta Magazine, 30 Jan. 2026 While sleep is seen across the animal kingdom, its purpose is still debated. New Atlas, 24 Jan. 2026 This opens the door to a much broader understanding of cognition across the animal kingdom. Scott Travers, Forbes.com, 17 Jan. 2026 Among the options are an animal kingdom camp, robotics camp, architecture camp and forensics camp. Michelle Mullins, Chicago Tribune, 14 Jan. 2026 See All Example Sentences for animal kingdom

Word History

First Known Use

1650, in the meaning defined above

Time Traveler
The first known use of animal kingdom was in 1650

Browse Nearby Words

Cite this Entry

“Animal kingdom.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/animal%20kingdom. Accessed 5 Feb. 2026.

Kids Definition

animal kingdom

noun
: a basic group of natural objects that includes all living and extinct animals compare mineral kingdom, plant kingdom

Medical Definition

animal kingdom

noun
: a basic group of natural objects that includes all living and extinct animals compare mineral kingdom, plant kingdom
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster