plural -s
: a crystalline heterocyclic parent compound C12H8S2 that is regarded as anthracene in which the two middle methylidyne groups are replaced by sulfur atoms and that is made by the action of sulfur chloride on benzene in the presence of aluminum chloride and in other ways

Word History


International Scientific Vocabulary thi- + -anthrene

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 thianthrene

Cite this Entry

“Thianthrene.” Dictionary, Merriam-Webster, Accessed 22 Apr. 2024.

Love words? Need even more definitions?

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