Pebble, e.g (5)
I believe the answer is:
stone
(Other definitions for stone that I've seen before include "See 5" , "Hard lump of mineral matter" , "Rock; hard seed" , "Small rock" , "Boulder" .)
I believe the answer is:
stone
(Other definitions for stone that I've seen before include "See 5" , "Hard lump of mineral matter" , "Rock; hard seed" , "Small rock" , "Boulder" .)