Periclase

noun

noun ·Rare ·Advanced level

Definitions

Noun

1
A cubic crystalline form of magnesium oxide (MgO). countable, uncountable
2
a white solid mineral that occurs naturally as periclase; a source of magnesium wordnet

Synonyms

magnesia magnesium oxide

Related phrases

magnesium oxide

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