antifeedant

noun

an·​ti·​feed·​ant ¦an-ˌtī-¦fē-dᵊnt How to pronounce antifeedant (audio)
¦an-tē-
plural antifeedants
: a natural or synthetic substance that stops or inhibits feeding by a pest and especially an insect
… pesticides derived from plants such as the neem tree, which act as antifeedants and repellents.Sheila Daar, A New Look at Vegetables, Spring 1993

Word History

First Known Use

1969, in the meaning defined above

Time Traveler
The first known use of antifeedant was in 1969

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near antifeedant

Cite this Entry

“Antifeedant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antifeedant. Accessed 30 Nov. 2024.

Love words? Need even more definitions?

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