rimrock

noun rim·rock \ ˈrim-ˌräk \

Updated on: 7 Apr 2018

Definition of rimrock

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

Recent Examples of rimrock from the Web

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, "Going Up? Incline Elevators Help Hillside Homeowners," 10 Aug. 2017
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, "The Daily 202: Trump is supercharging the celebrification of politics," 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, "An Oregon Mill Town Learns to Love Facebook and Apple," 6 Mar. 2018
Included with any of those are Castle Pines Village’s secluded setting among forest and rimrock, where Taylor Morrison’s Colorado-Tudor architecture lavishly trimmed in stucco and stone is set against clusters of Ponderosa pines.

— mark samuelson, The Denver Post, "In Castle Pines Village, Taylor Morrison can show you big-family homes with gated security from mid-$700s," 10 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rimrock.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.