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  1. Pest (organism) - Wikipedia

    Varied carpet beetle larvae, Anthrenus verbasci, damaging a specimen of Sceliphron destillatorius in an entomological collection A pest is any organism harmful to humans or human concerns. The term is …

  2. PEST Definition & Meaning - Merriam-Webster

    4 days ago · The meaning of PEST is an epidemic disease associated with high mortality; specifically : plague.

  3. Pest – Definition, Types, Resurgence, Importance - Biology Notes Online

    Apr 12, 2024 · A pest is an organism that is harmful to humans, crops, livestock, or the environment and causes damage or nuisance.

  4. PEST | English meaning - Cambridge Dictionary

    PEST definition: 1. an insect or small animal that is harmful or damages crops: 2. an annoying person, especially a…. Learn more.

  5. What Is Considered a Pest? Definition & Examples

    Aug 22, 2025 · Explore the definition of a pest, understanding how human interests and specific contexts determine what qualifies an organism.

  6. Pest control - Wikipedia

    An agricultural aircraft applies low-insecticide bait against western corn rootworm. Pest control is the regulation or management of a species defined as a pest; such as any animal, plant or fungus that …

  7. What Is Pest? - The Institute for Environmental Research and Education

    Jun 18, 2025 · What Is a Pest? Understanding the Nuances of Unwanted Organisms A pest is any organism – plant, animal, or microbe – that interferes with human activities, causing economic …

  8. Pest | Rodents, Insects, & Disease Prevention | Britannica

    Pest, any organism judged as a threat to human beings or to their interests. When early man hunted animals and foraged for food, he shared the natural resources with other organisms in the …

  9. PEST | definition in the Cambridge English Dictionary

    PEST meaning: 1. an insect or small animal that is harmful or damages crops: 2. an annoying person, especially a…. Learn more.

  10. Who Let the Bugs Out? | Purdue | entomology | insect | collect ...

    A pest can generally be defined as any animal, plant, or other organism whose biology, behavior, or location places it in direct conflict with humans. Because some insects threaten human health, …