predator

noun

pred·​a·​tor ˈpre-də-tər  -ˌtȯr 

1

: an organism that primarily obtains food by the killing and consuming of other organisms : an organism that lives by predation

The threadworm is a tiny nematode; its manifold kin include human parasites such as the hookworm, although the lab species is no parasite but an abundant, free-living predator of soil bacteria.

—Eleanor E. MacCoby

In a new environment, with no predators, an exotic plant can theoretically run riot.

especially : an animal that preys on other animals

With no large predators around, the koala rarely meets a violent end.

—Denis Gray

The picture that emerges from my research in a near-wilderness environment is that of the red fox as a specialized predator of small prey (insects, songbirds, small rodents, rabbits), with highly evolved and intriguing adaptations for this type of hunting …

—J. David Henry

Some spiders and caterpillars mimic bird droppings—an excellent strategy for deterring avian predators.

—James Martin

2

: one who injures or exploits others for personal gain or profit

Businessmen, he believed, were often predators …

—Nathan Glick

Neighborhood predators found that setting a fire was an excellent distraction for robbery. The burned-out structure could then be looted at leisure …

—Tom Buckley

see also sexual predator

Synonyms of predator

• vampire
• shark
• vulture
• wolf

Examples of predator in a Sentence

predators like bears and wolves

The population of rabbits is controlled by natural predators.

a corporate predator acquiring business rivals

Recent Examples on the Web

Plants grow toward light, microbes swim toward rich food sources, animals hide from predators, humans send giant metal contraptions into outer space. —Adam Frank, The Atlantic, 15 Dec. 2025

May rain showers had picked up mud and stained the river before a helicopter delivered the sampling crew to the canyon floor, perhaps suppressing the catch rate because biologists say the chubs seek out the hoop nets for shelter from predators when the water is clearer. —Brandon Loomis, AZCentral.com, 15 Dec. 2025

Using dolphins in this way would also allow the orcas to conserve energy, with salmon often hiding at depths to try and avoid predators such as orcas. —Katie Hunt, CNN Money, 15 Dec. 2025

But when urchin populations explode, especially after predators decline, reefs can suffer. —Aamir Khollam, Interesting Engineering, 12 Dec. 2025

Word History

First Known Use

1581, in the meaning defined at sense 1

Phrases Containing predator

• sexual predator

Rhymes for predator

• creditor
• editor
• coeditor

Kids Definition

predator

noun

pred·​a·​tor ˈpred-ət-ər  -ə-ˌtȯ(ə)r 

: an animal that obtains food mostly by killing and eating other animals