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Tonian Moderate

Tonian has 2 different meanings across 1 category:

Proper Noun

Definitions
Adjective
1

Of a geologic period within the Neoproterozoic era from about 1000 to 850 million years ago.

Proper Noun
1

The Tonian period.

See Also
era period neoproterozoic geologic
Related Terms
Rhyming Words
ian sian jian bian rian dian qian kian vian xian gian lian asian elian brian ilian apian arian avian chian
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