animal kingdom

American

noun

the animals of the world collectively.

animal kingdom British

noun

a category of living organisms comprising all animals Compare plant kingdom mineral kingdom

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

animal kingdom Cultural

The group of living things typically distinguished from members of the plant kingdom by the power of moving from place to place and by a metabolism that does not use photosynthesis.

Etymology

Origin of animal kingdom

First recorded in 1840–50

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The creatures I’m mentioning here aren’t flukes in the animal kingdom.

From Slate • May 10, 2026

Showing Attenborough's cross-generational appeal, US singer-songwriter Billie Eilish has praised his "deep love and knowledge of our planet", adding: "The animal kingdom brings out the childlike curiosity within us all."

From Barron's • May 6, 2026

The walls of the learning centre too are painted in bright colours and feature subjects ranging from plants to the animal kingdom.

From BBC • Feb. 18, 2026

So in a striking act of scientific creativity, Liu turned to the animal kingdom and to human medical science to figure out what was going on.

From Salon • Mar. 5, 2025

Refusing to be any place at all, or any thing but itself: the animal kingdom making hay in the kingdom of glory.

From "The Poisonwood Bible" by Barbara Kingsolver

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023