1
: a top stratum or overlying strata of resistant rock of a plateau that outcrops to form a vertical face
2
: the edge or face of a rimrock outcrop
Examples of rimrock in a Sentence
Recent Examples on the Web
But areas with broad canyons in rimrock and badland country seldom get pressured by hunters.
—
Gerald Almy, Field & Stream, 19 Mar. 2021
The low sun nestled into the trees at the top of the ridge and warmed the high bands of broken rimrock across the creek.
—Peter Heller, Outdoor Life, 17 Feb. 2020
But on the rimrock summit overlooking [Prineville] … Facebook is sinking the footings for the first of two 450,000-square-foot data centers that together will cost $1 billion when completed in 2021.
—James Hohmann, Washington Post, 7 Mar. 2018
But on the rimrock summit overlooking this city, the county seat and home to 10,000 residents, Facebook is sinking the footings for the first of two 450,000-square-foot data centers that together will cost $1 billion when completed in 2021.
—New York Times, 6 Mar. 2018
The owners of this 10,000-acre property purchased it on an impulse, then built a house situated on the rimrock of a tributary canyon.
—Wsj Real Estate, WSJ, 10 Aug. 2017
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Gerald Almy, Field & Stream, 19 Mar. 2021
The low sun nestled into the trees at the top of the ridge and warmed the high bands of broken rimrock across the creek.
—Peter Heller, Outdoor Life, 17 Feb. 2020
But on the rimrock summit overlooking [Prineville] … Facebook is sinking the footings for the first of two 450,000-square-foot data centers that together will cost $1 billion when completed in 2021.
—James Hohmann, Washington Post, 7 Mar. 2018
But on the rimrock summit overlooking this city, the county seat and home to 10,000 residents, Facebook is sinking the footings for the first of two 450,000-square-foot data centers that together will cost $1 billion when completed in 2021.
—New York Times, 6 Mar. 2018
The owners of this 10,000-acre property purchased it on an impulse, then built a house situated on the rimrock of a tributary canyon.
—Wsj Real Estate, WSJ, 10 Aug. 2017
Cite this Entry
“Rimrock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rimrock. Accessed 4 Nov. 2025.
Copy CitationKids Definition
rimrock
noun
rim·rock
ˈrim-ˌräk 
1
: the top layer or layers of rock on a plateau that remains as a vertical surface after the land near it is worn away
2
: the edge or surface of a layer of rimrock
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