Definitions

1. noun

a sedimentary rock composed of sand-sized grains of minerals or rock fragments

“The sandstone formations in the desert were breathtakingly beautiful.”

2. noun

a type of rock that resembles sand or has a grainy texture

“The sandstone walls of the building were worn down by time.”

3. verb

to cover or encrust with sandstone

“The area was sandstoned to protect it from erosion.”