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WordNet-Online
Definitions from WordNet
Noun silurian period has 1 sense
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Definitions from the WebSilurian PeriodNoun The Silurian Period is a geologic period that lasted from 443.7 to 416 million years ago. It is named after the Silures, a Celtic tribe of Wales, as rocks from this period were first studied in the Welsh borderland. Sample Sentence: The Silurian Period was characterized by the diversification of jawed fishes and the appearance of the first land-dwelling organisms. Related Products Books about the Silurian PeriodAdjective Silurian refers to anything that pertains to or is characteristic of the Silurian period. Sample Sentence: Fossils of Silurian corals were found in the sedimentary rocks. Related Products Silurian FossilsAdverb Silurianly means in a manner that relates to or resembling the Silurian period. Sample Sentence: The coral reef formation is silurianly beautiful. Related Products Silurian Nature Photographs | ||||
silphium laciniatum silpy water silt silt up silted siltstone silty silurian silurian period silurid silurid fish siluridae siluriform fish siluriformes silurus silurus glanis silva
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