recessional moraine

recessional moraine
a moraine marking a temporary halt in the general retreat of a glacier. Cf. terminal moraine.
[1905-10]

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Universalium. 2010.

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  • recessional moraine — noun : a moraine left by a glacier during a temporary halt in the retreat of the ice * * * Geol. a moraine marking a temporary halt in the general retreat of a glacier. Cf. terminal moraine. [1905 10] * * * recessional moraine, a terminal moraine …   Useful english dictionary

  • recessional moraine —    An end or lateral moraine, built during a temporary but significant halt in the final retreat of a glacier. Also, a moraine built during a minor readvance of the ice front during a period of general recession.    Compare: end moraine, ground… …   Glossary of landform and geologic terms

  • recessional moraine —    A moraine deposited by a retreating glacier [16] …   Lexicon of Cave and Karst Terminology

  • Moraine — This article is about geological phenomena. For other uses, see Moraine (disambiguation). A moraine is any glacially formed accumulation of unconsolidated glacial debris (soil and rock) which can occur in currently glaciated and formerly… …   Wikipedia

  • moraine — morainal, morainic, adj. /meuh rayn /, n. 1. a ridge, mound, or irregular mass of unstratified glacial drift, chiefly boulders, gravel, sand, and clay. 2. a deposit of such material left on the ground by a glacier. [1780 90; < F < Savoyard dial.… …   Universalium

  • moraine —    [ glacial geology ]     a) [ material ]    A mound, ridge, or other topographically distinct accumulation of unsorted, unstratified glacial drift, predominantly till, deposited primarily by the direct action of glacier ice, in a variety of… …   Glossary of landform and geologic terms

  • ground moraine —     a) Commonly an extensive, low relief area of till, having an uneven or undulating surface, and commonly bounded on the distal end by a recessional or end moraine.     b) A layer of poorly sorted rock and mineral debris (till) dragged along,… …   Glossary of landform and geologic terms

  • end moraine —    A ridge like accumulation that is being or was produced at the outer margin of an actively flowing glacier at any given time; a moraine that has been deposited at the outer or lower end of a valley glacier.    Compare: terminal moraine,… …   Glossary of landform and geologic terms

  • terminal moraine —    An end moraine that marks the farthest advance of a glacier and usually has the form of a massive arcuate or concentric ridge, or complex of ridges, underlain by till and other drift types.    Compare: end moraine, recessional moraine, ground… …   Glossary of landform and geologic terms

  • water-lain moraine —    A terminal, end, or recessional moraine formed subaqueously by a glacier that terminated in a water body (e.g., glacial lake, sea, or ocean). A water lain moraine may occur at the present land surface as a result of isostatic rebound or lake… …   Glossary of landform and geologic terms

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