acetothienone

noun
ace·​to·​thi·​enone | \ ¦a-sə-(ˌ)tō-ˈthī-ə-ˌnōn, ə-ˌsē-tō- \
plural -s

Definition of acetothienone

: an oily liquid ketone CH3COC4H3S formed by the acetylation of thiophene; methyl 2-thienyl ketone

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!

First Known Use of acetothienone

1886, in the meaning defined above

History and Etymology for acetothienone

International Scientific Vocabulary acet- + thienone

Learn More About acetothienone

Time Traveler for acetothienone

Time Traveler

The first known use of acetothienone was in 1886

See more words from the same year

Dictionary Entries Near acetothienone

acetose

acetothienone

acetotoluidide

See More Nearby Entries 

Statistics for acetothienone

Cite this Entry

“Acetothienone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acetothienone. Accessed 27 Nov. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!