tonian

Fetched 2026-10-26 (cache).

Synonyms: eonian, ionian, tongan, aonian, etonian, tonia, tinian, tonin, zonian, torian

Antonyms: eonian, ionian, tongan, aonian, etonian, tonia, tinian, tonin, zonian, torian

Related words from Datamuse; suggestions, not definitions.

Adjective

1. {{lb|en|geology}} Of a [[geologic]] [[period]] within the [[Neoproterozoic]] [[era]] from about 1000 to 850 million years ago.

Proper noun

1. {{lb|en|geology}} The Tonian period.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.