Definitions

1. noun

A type of ancient stone tool, typically a stone with a hollowed-out or cupped surface, often found in archaeological sites.

“The archaeologists discovered a cupstone at the ancient settlement, which provided clues to the early inhabitants’ way of life.”

2. noun

A stone with a cup-shaped depression, used for grinding or crushing plants.

“In the forest, the indigenous people used cupstones to make a fine powder from the medicinal herbs.”