Costonian

C3O1S1T1O1N1I1A1N1

proper noun

An age from 460.9 to 459 million years ago, a subdivision of the Ordovician.

Scrabble 11
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

proper nounthe Costonian
  1. geographyAn age from 460.9 to 459 million years ago, a subdivision of the Ordovician.

Rhymes & wordplay

Anagrams

oncostain
Cite this entry
APA

Costonian. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Costonian

MLA

“Costonian.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Costonian. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Costonian,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Costonian.

Source: Costonian on Wiktionary, CC BY-SA 4.0.