intersertal

adjective

in·​ter·​sertal

¦intər¦sərtᵊl

of an igneous rock

: of an ophitic texture in which the interstitial material is glass or a constituent other than augite

Word History

Etymology

German, from Latin intersertus + German -al (from Latin -alis -al)

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now