biological control

noun

Definition of biological control

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

  1. She practices biological control in her gardening.

  2. She uses biological controls in her garden.

Recent Examples of biological control from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'biological control.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of biological control

1916


Medical Dictionary

biological control

noun

medical Definition of biological control

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

Learn More about biological control


Seen and Heard

What made you want to look up biological control? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to remove or wipe out

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!