/awf"lap', of"-/, n. Geol.
1. the retreat of a sea from its shore.
2. a sequence of layers of sedimentary rock formed during a retreat of the sea.
[1905-10; OFF + LAP3]

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Universalium. 2010.

Look at other dictionaries:

  • offlap — ˈ ̷ ̷ˌ ̷ ̷ noun Etymology: off (III) + lap : the progressive withdrawal of a sea from the land; also : the arrangement of the strata deposited on the floor of such a sea during its regression compare onlap, overlap …   Useful english dictionary

  • Sedimentary rock — Middle Triassic marginal marine sequence of siltstones (below) and limestones (above), Virgin Formation, southwestern Utah, USA Sedimentary rock are types of rock that are formed by the deposition of material at the Earth s surface and within… …   Wikipedia

  • Onlap — or overlap is the geologic phenomenon of successively younger rock strata extending progressively further across an erosion surface cut in older rocks. It is generally associated with a marine transgression. It is a more general term than… …   Wikipedia

  • onlap — /on lap , awn /, n. Geol. 1. the advance of a sea beyond its former shore. 2. the layer or layers of sedimentary rock formed on a sea floor as a result of this advance. Cf. offlap. [1945 50; ON + LAP3] * * * …   Universalium

  • несогласное регрессивное налегание — сдвиг (геол.) [ russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность Синонимы сдвиг EN offlap …   Справочник технического переводчика

  • onlap — ˈ ̷ ̷ˌ ̷ ̷ noun Etymology: on + lap, n. 1. : progressive submergence of land by an advancing sea 2. : the arrangement of strata deposited on the floor of an advancing sea during its advance compare offlap, overlap …   Useful english dictionary

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