alachlor

noun

al·​a·​chlor ˈa-lə-ˌklȯr How to pronounce alachlor (audio)
: an herbicide C14H20ClNO2 derived from aniline and used to control grasses and broadleaved weeds among crop plants

Word History

Etymology

ala- (perhaps from rearranged letters of acetanilide) + chlor-

First Known Use

1970, in the meaning defined above

Time Traveler
The first known use of alachlor was in 1970

Dictionary Entries Near alachlor

Cite this Entry

“Alachlor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alachlor. Accessed 23 Mar. 2023.

Love words? Need even more definitions?

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


What Did You Just Call Me?

  • brown chihuahua sitting on the floor with squinting eyes looking at the camera
  • Before we went to her house, Hannah told us her aunt was a flibbertigibbet.
Spell It

Hear a word and type it out. How many can you get right?

TAKE THE QUIZ
Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY