Ordovician

adjective

Or·​do·​vi·​cian ˌȯr-də-ˈvi-shən How to pronounce Ordovician (audio)
: of, relating to, or being the period between the Cambrian and the Silurian or the corresponding system of rocks see Geologic Time Table
Ordovician noun

Word History

Etymology

Latin Ordovices, ancient people in northern Wales

First Known Use

1879, in the meaning defined above

Time Traveler
The first known use of Ordovician was in 1879

Dictionary Entries Near Ordovician

Cite this Entry

“Ordovician.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Ordovician. Accessed 5 Dec. 2022.

Kids Definition

Ordovician

adjective

Or·​do·​vi·​cian ˌȯrd-ə-ˈvish-ən How to pronounce Ordovician (audio)
: of, relating to, or being a period of the Paleozoic era of geological history or the corresponding system of rocks see geologic time
Ordovician noun
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