Earth pyramid

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(Geol.) See Earth pillars, under Earth.

See also: Pyramid

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
They also stumbled across extensive plazas and an earth pyramid containing priceless artifacts thought to date back 1,000 years.
More than 2000 years old, the chamber is buried inside a 170ft high earth pyramid on top of the tomb of Qin Shihuang, China's first emperor.
Kuklica is known for its typical erosive landforms called earth pyramids or stone dolls.