: chemistry beyond the bounds of chemistry proper (as in a nonmaterial sphere) : highly speculative chemistry
: a branch of chemistry that deals with substances (as molecules in activated metastable states) capable of releasing abnormally large amounts of energy in comparison with their mass

Word History


meta- + chemistry

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 metachemistry

Cite this Entry

“Metachemistry.” Dictionary, Merriam-Webster, Accessed 19 Jul. 2024.

Love words? Need even more definitions?

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