Dictionary.com
Thesaurus.com

2,4-D

British  

noun

  1. a synthetic auxin widely used as a weedkiller; 2,4-dichlorophenoxyacetic acid

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The herbicide 2,4-D was developed as a biochemical weapon that would later be used in Agent Orange.

From Los Angeles Times Aug. 11, 2023

The benzene ring is also found in the herbicide 2,4-D.

From Textbooks Jun. 9, 2022

The plant in his hands was a Palmer amaranth descendant that had demonstrated resistance to 2,4-D, one of two active ingredients in compounds used to defoliate forests during the Vietnam War.

From New York Times Aug. 18, 2021

But because dicamba, like 2,4-D, mimics plant hormones called auxins, it is also toxic to a wide variety of broadleaf and woody plants.

From Salon Nov. 10, 2018

The most widely used herbicides are 2,4-D, 2,4,5-T, and related compounds.

From "Silent Spring" by Rachel Carson

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training