English Explanatory Dictionary

Ordovician

English dictionary entry

Meanings

adj
  1. Of a geologic period within the Paleozoic era; comprises lower, middle and upper epochs from about 488 to 443 million years ago.
name
  1. The Ordovician period.

Word forms

Ordovician more Ordovician most Ordovician

Etymology

Etymology tree Proto-Indo-European *h₃erg-der.? Proto-Indo-European *dʰeh₁-der.? Proto-Celtic *ordosder. Proto-Indo-European *weyk-der. Proto-Celtic *wiketider. Latin Ordovīcēslbor. English Ordovices Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānus Latin -iānusbor. English -ian English Ordovician From Ordovices + -ian. Coined by English geologist Q932471 in 1879 after the Celtic tribe of the Ordovices.

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