biological control

noun

1
: the reduction in numbers or elimination of pest organisms by interference with their ecology (as by the introduction of parasites or diseases)
2
: an agent used in biological control

Examples of biological control in a Sentence

She practices biological control in her gardening. She uses biological controls in her garden.
Recent Examples on the Web Milky Spore, the product name for a biological control agent for Japanese beetle grubs, is a naturally occurring bacteria that infects the grubs and kills them. Miri Talabac, Baltimore Sun, 2 May 2024 My main focus has been on the role of ants as biological control agents—as predators in the system. Lesley Evans Ogden, Smithsonian Magazine, 31 Jan. 2024 How ladybugs were lucky Ladybugs, also called lady birds and lady beetles, are biological control agents that eat pests and protect crops, says John Losey, a professor of entomology at Cornell University. Kate Morgan, Washington Post, 21 Nov. 2023 The conservation of biological control agents (predators, parasitoids) should be favored over chemical controls. oregonlive, 1 May 2022 They’re used as a convenient form of biological control, to cull insect pests without having to resort to chemical agents. Ed Yong, Discover Magazine, 17 Dec. 2010 Tiger trout act as a biological control in the reservoir, which was part of the reason for the inception of Idaho’s tiger trout stocking program. Katie Hill, Outdoor Life, 31 May 2023 Conserve biological control agents such as predators and the parasitoids that feed on insect pests. oregonlive, 1 Aug. 2022 The Department of Environment and Science told CNN on Friday that she has been sent to the Queensland Museum for further analysis. Native to South America and mainland Central America, cane toads were first introduced to Australia in 1935 as a biological control against cane beetles. Hafsa Khalil, CNN, 20 Jan. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'biological control.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1916, in the meaning defined at sense 1

Time Traveler
The first known use of biological control was in 1916

Dictionary Entries Near biological control

Cite this Entry

“Biological control.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biological%20control. Accessed 18 Jun. 2024.

Kids Definition

biological control

noun
: attack upon pests by interference with their ecology (as by introduction of parasites)

Medical Definition

biological control

noun
1
: the reduction in numbers or elimination of pest organisms by interference with their ecology (as by the introduction of parasites or diseases)
2
: an agent (such as pyrethrum) used in biological control

More from Merriam-Webster on biological control

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