411 REFERENCE · Wiktionary
Boring Billion
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
From en boring billion. From the remarkably stable environment of the time, over a period of 1 billion years, from climate, weather, geology, tectonic shifting, lifeforms.
Proper noun
1 Boring Billion
en geology The period of time from 1.8 Gya to 800 Mya, on Earth, lying in the middle of the en Proterozoic.
Synonyms
en Barren Billion Dullest Time in Earth's History