noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of a class of minerals, mixed oxides of magnesium and iron, that are abundant in the earth's lower mantle (second only to perovskite)

Synonyms

All synonyms

magnesiowüstite

Etymology

From ferro- + periclase.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.