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
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Aside from our big brains, the trait that most distinguishes humans from other animals is our ability to walk fully upright on two legs, a style of movement without parallel in the animal kingdom. Cody Cottier, Scientific American, 2 Jan. 2026 In the animal kingdom, mammals play dead so that a predator will lose interest in them; some female dragonflies do it to avoid mating. Sophie Gilbert, The Atlantic, 22 Dec. 2025 In another group, Jackson, who introduces himself as a biologist, is talking about the animal kingdom. Noëlle De Leeuw, Vogue, 16 Dec. 2025 The elaborate hunting strategies of orcas are nearly legendary in the animal kingdom. New Atlas, 12 Dec. 2025 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

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Cite this Entry

“Animal kingdom.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/animal%20kingdom. Accessed 9 Jan. 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
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