Ordovician \Or`do*vi"cian\, a. [From L. Ordovices, a Celtic
people in Wales.]
(Geol.)
Of or pertaining to a division of the Silurian formation,
corresponding in general to the Lower Silurian of most
authors, exclusive of the Cambrian. -- n. The Ordovician
formation.
[1913 Webster]
Source: The Collaborative International Dictionary of English v.0.48
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Ordovician \Or`do*vi"cian\, a. [From L. Ordovices, a Celtic
people in Wales.]
(Geol.)
Of or pertaining to a division of the Silurian formation,
corresponding in general to the Lower Silurian of most
authors, exclusive of the Cambrian. -- n. The Ordovician
formation.
Source: Webster's Revised Unabridged Dictionary (1913)
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