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authigenic

[ aw-thi-jen-ik ]

Phonetic (Standard)IPA

adjective

, Geology.

(of a constituent of a rock) formed in the rock where it is found. Compare allogenic ( def 1 ).

authigenic

/ ˌɔːθɪˈdʒɛnɪk /

adjective

(of minerals) having crystallized in a sediment during or after deposition

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Word History and Origins

Origin of authigenic¹

1885–90; < German Authigen < Greek authigenḗs native to a specific place ( aûthi there + -genēs born) + -ic; genic

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Word History and Origins

Origin of authigenic¹

C19: from German authigene from Greek authigenēs native + -ic

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