ankaramite

noun

an·​ka·​ra·​mite

ˌaŋkəˈräˌmīt

plural -s

: a melanocratic basaltic rock with a feldspar content greater than picrite and less than basalt and differing from picrite in containing more augite than olivine

Word History

Etymology

French, from Ankaramy, Madagascar + French -ite

First Known Use

1916, in the meaning defined above

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!