Ordovian
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English[edit]
Adjective[edit]
Ordovian (comparative more Ordovian, superlative most Ordovian)
- Alternative form of Ordovician
Proper noun[edit]
Ordovian
- Alternative form of Ordovician
References[edit]
- “Ordovian”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.