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periclase

Syllabification: per·i·clase
Pronunciation: /ˈperiˌklās, -ˌklāz
 
/

Definition of periclase in English:

noun

A colorless mineral consisting of magnesium oxide, occurring chiefly in marble and limestone.

Origin

mid 19th century: from modern Latin periclasia, erroneously from Greek peri 'utterly' + klasis 'breaking' (because it cleaves perfectly).

Definition of periclase in:

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