charnockite

noun

char·​nock·​ite

ˈchärnəˌkīt

plural -s

1

: any of a series of rocks ranging from granite to norite and pyroxenite all containing hypersthene

2

: hypersthene-granite

Word History

Etymology

Job Charnock †1693 English founder of Calcutta + English -ite; from the fact that his tombstone is made of this rock

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!