Large pebble (5)
I believe the answer is:
stone
(Other definitions for stone that I've seen before include "Rock; hard seed" , "diamond, say" , "Hard lump of mineral matter" , "See 21" , "Rock; cherry seed" .)
I believe the answer is:
stone
(Other definitions for stone that I've seen before include "Rock; hard seed" , "diamond, say" , "Hard lump of mineral matter" , "See 21" , "Rock; cherry seed" .)