- Silurian period
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• силурийский период• силурийский период палеозойской эры
English-Russian dictionary of geology. 2011.
Silurian period
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Silurian Period — Interval of geologic time, 443–417 million years ago. The third period of the Paleozoic Era, the Silurian follows the Ordovician Period and precedes the Devonian. It marks the first appearance of land plants and jawed fishes. The continents were… … Universalium
Silurian period — noun from 425 million to 405 million years ago; first air breathing animals • Syn: ↑Silurian • Instance Hypernyms: ↑period, ↑geological period • Part Holonyms: ↑Paleozoic, ↑Paleozoic era … Useful english dictionary
Silurian — [si loor′ē ən, sīloor′ē ən] adj. 1. of the Silures 2. [because the rocks were first found in an area in SE Wales: see SILURES] [sometimes s ] designating or of the third geologic period of the Paleozoic Era, characterized by the development of… … English World dictionary
Silurian — Geological period from=444 middle=429 to=416 o2=14 co2=4500 temp=17The Silurian is a geologic period and system that extends from the end of the Ordovician period, about 443.7 ± 1.5 Ma (million years ago), to the beginning of the Devonian period … Wikipedia
Silurian (Doctor Who) — Doctorwhorace name=Silurians type=Reptilian humanoids affiliation=Sea Devils planet=Earth start=Doctor Who and the SiluriansThe name Silurians refers to a fictional race of reptile like beings in the long running British science fiction… … Wikipedia
period — /pear ee euhd/, n. 1. a rather large interval of time that is meaningful in the life of a person, in history, etc., because of its particular characteristics: a period of illness; a period of great profitability for a company; a period of social… … Universalium
Silurian — /si loor ee euhn, suy /, adj. 1. of or pertaining to the Silures or their country. 2. Geol. noting or pertaining to a period of the Paleozoic Era, occurring from 425 to 405 million years ago, notable for the advent of air breathing animals and… … Universalium
Silurian — 1. adjective Of a geologic period within the Paleozoic era; comprises the Llandovery, Wenlock, Ludlow and Pridoli epochs from about 439 to 409 million years ago. 2. noun … Wiktionary
Silurian — Si•lu•ri•an [[t]sɪˈlʊər i ən, saɪ [/t]] adj. 1) gel of or designating a period of the Paleozoic Era, occurring from 425 million to 405 million years ago, marked by the advent of air breathing animals and terrestrial plants 2) gel the Silurian… … From formal English to slang
Silurian — /saɪˈljuriən / (say suy lyoohreeuhn) adjective 1. relating to an early Palaeozoic geological period or system of rocks. –noun 2. the Silurian period or system of rocks. {named after the Silures, an ancient British people} …
Silurian (disambiguation) — Silurian may refer to: * The Silurian, a major division of the geologic timescale that extends from the end of the Ordovician period, c. 439 million years ago to the beginning of the Devonian period, c. 408.5 million years ago* Silurian (Doctor… … Wikipedia
