stone in WordNet English dictionary

1. the hard inner (usually woody) layer of the pericarp of some fruits (as peaches or plums or cherries or olives) that contains the seed
   "you should remove the stones from prunes before cooking"
   stone  pit  endocarp 
   
2. a crystalline rock that can be cut and polished for jewelry
   "he had the gem set in a ring for his wife"; "she had jewels made of all the rarest stones"
   gem  gemstone  stone 
   
3. a lump or mass of hard consolidated mineral matter
   "he threw a rock at me"
   rock  stone 
   
4. material consisting of the aggregate of minerals like those making up the Earth's crust
   "that mountain is solid rock"; "stone is abundant in New England and there are many quarries"
   rock  stone 
   
5. building material consisting of a piece of rock hewn in a definite shape for a special purpose
   "he wanted a special stone to mark the site"
   stone 
   
6. a lack of feeling or expression or movement
   "he must have a heart of stone"; "her face was as hard as stone"
   stone 
   
7. an avoirdupois unit used to measure the weight of a human body; equal to 14 pounds
   "a heavy chap who must have weighed more than twenty stone"
   stone 
   

1. kill by throwing stones at
   "People wanted to stone the woman who had a child out of wedlock"
   stone  lapidate 
   
2. remove the pits from
   "pit plums and cherries"
   pit  stone 
   

1. of any of various dull tannish or grey colors
   stone