Definition of octahedrite
1 : anatase
2 : an iron meteorite having plates of kamacite with narrow selvages of taenite and interstitial plessite constituting a very intimate mixture of kamacite and taenite — compare widmannstaetten figures
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!
Origin and Etymology of octahedrite
French octaédrite, from octaèdre octahedron (from Greek oktaedron) + -ite
Seen and Heard
What made you want to look up octahedrite? Please tell us where you read or heard it (including the quote, if possible).