et

oos

1

Terminological databases

Geomorfoloogia terminibaas

ID 464376 Last modified 13.09.2019
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Domain meltr-water stream or glaciofluvial depositional landforms
oos
  • pikk, 30-50 m kõrgune, järsunõlvaline (10-35 kraadi) tihti väga kitsa harjaga vallilaadne (vallseljak) positiivne pinnavorm, mis on moodustunud liustiku sees jääst veerudega (voolu)sängides voolava sulavee kuhjaval tegevusel
  • long (from few hundred m to few hundred km) and high (30-50m) winding ridge of weakly stratified sand and gravel which have formed within ice-walled tunnels by meltwater stream which flowed within or under the glaciers. In case of pressurized water within the glacier, may contain well rounded boulders.
Good to know
  • Koosneb segakihilisest liivast ja kruusast, survelise vee puhul võib esineda isegi rahnusid. Pikkus ulatub mõnesajast meetrist mitme kilomeetrini, oosisüsteemid võivad olla kuni mitmesaja km pikkused.
oos

Word forms

Inflection Type 22e

oos oosid
oosi ooside
oosi oose ~ oosisid

Etymology

laensõna
  • oos
    • ås 'mäeseljak, voor, vallseljak, katusehari'

Related words

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