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diapir
Definitions
[ˈdʌɪəpɪə], (Noun)
Definitions:
- a domed rock formation in which a core of rock has moved upward to pierce the overlying strata
Phrases:
Origin
:
early 20th century: from Greek diapeirainein ‘pierce through’, from dia ‘through’ + peirainein (from peran ‘pierce’)
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definition by Oxford Dictionaries