Ectasian
English
Etymology
From Ancient Greek ἔκτασις (éktasis, “extension”) + -ian.
Adjective
Ectasian (comparative more Ectasian, superlative most Ectasian)
- (geology) Of a geologic period within the Mesoproterozoic era from about 1400 to 1200 million years ago.
Proper noun
Ectasian
- (geology) The Ectasian period.
Translations
Ectasian period
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See also
- Appendix:Geologic timescale