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rimrock

rimrock

1 8.5
A layer of hard rock forming the steep edge of a high flat area or canyon
  • noun
  • /ˈrɪmˌrɑk/
  • US
translation icon : escarpment
  • Above the basin in the Big Belt Mountains where the family was located sat a tilted crown of rimrock called Wall Mountain, and my father and the other five Doig boys honed themselves slick against that hard horizon.
  • rimrock canyon

Examples

  • The canyon where the water widens, runs deeper, eddies in against rimrock, gullets the bank's soft palette.

    Academic text (2010)
  • With Rimrock

    Academic text (2000)
  • Contact us here at Rimrock.

    Blog text (31)
  • "Well, if we stay on this side of the river, there is supposed to be a trail that leads up that rimrock on the edge of the other mesa.

    Fiction book (1993)
  • Crews tell us about 90 fires burning between the Chelan/Kittitas County border and Rimrock Lake along Highway 12.

    Blog text (14)
  • Badger—I can see him now, skylined on the rimrock twenty meters past Bob—he's got the high ground and a assault rifle.

    Fiction book (1998)
  • The p27 imagination is easily led down past Wall Mountain's inclined rimrock to the canyon of Sixteenmile Creek, as ornery for its size as any chasm anywhere.

    Fiction book (1993)
  • RIMROCK HERE, HE'S--

  • We set up our campsite on the edge of the rimrock, enjoying the spectacular views of the canyon below.

  • While hiking, we found a path leading to the rimrock, which offered an exhilarating perspective of the valley.

Synonyms

cliff
vsrimrock
438 1.0

A high, steep edge of rock or ground often by the sea

is the feature specifically forming an elevated landform edge
edge of the cliff
vsrimrock
6 3.6

The outer part of a cliff where the ground drops down sharply

is a hard layer or steep ledge that creates that outer boundary
escarpment
vsrimrock
3 8.2

A long steep slope or cliff that separates higher land from lower land

is a hard layer or steep ledge that forms an elevated edge locally
rock outcrop
vsrimrock
  • Specialized
1 6.0

A piece of hard rock that sticks out above the ground

is a steep elevated edge made by a hard layer
headwall
vsrimrock
  • Specialized
1 8.4

A steep cliff at the top of a small mountain valley

is found at a plateau or canyon edge rather than in a valley upper end

Surface Forms

rimrock singular
rimrocks plural

Morphology

rimrock = rim + rock (semi-transparent) = rim + rock

The components 'rim' and 'rock' are clear, but the specific geological meaning is specialized.

Etymology

Rimrock is a simple compound: rim means 'edge' and rock means 'stone', so it names the hard rock at the edge of high land or a canyon. That's why a rimrock is the cliff or hard rock layer that forms the edge of a plateau.