alachlor

noun

al·a·chlor ˈa-lə-ˌklȯr

: 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

See more words from the same year

Cite this Entry

Style

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

Copy Citation

Word of the Day

symbiosis

Listen to the pronunciation of symbiosis

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

What Did You Just Call Me?

Before we went to her house, Hannah told us her aunt was a flibbertigibbet.

Insulting Complimentary

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