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Etymology

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From Ancient Greek ἔκτασις (éktasis, extension) +‎ -ian

Adjective

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Ectasian (comparative more Ectasian, superlative most Ectasian)

  1. (geology) Of a geologic period within the Mesoproterozoic era from about 1400 to 1200 million years ago.

Proper noun

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Ectasian

  1. (geology) The Ectasian period.

Translations

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See also

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Anagrams

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