plural -s
: a lamprophyric dike rock that is related to the quartz-diorites and contains phenocrysts of quartz, plagioclase, and biotite

Word History


German aschaffit, from Aschaffenburg, Bavaria, Germany, its locality + German -it -ite

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 aschaffite

Cite this Entry

“Aschaffite.” Dictionary, Merriam-Webster, Accessed 22 Sep. 2023.

Love words? Need even more definitions?

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