Webster's English Dictionary

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stone

1. stone \'sto-n\ n or stone [ME, fr. OE sta-n; akin to OHG stein stone, Gk 
   stear hard]fat 1: a concretion of earthy or mineral matter :  1a1: such a 
   concretion of indeterminate size or shape  1a2: ROCK  1b: a piece of rock 
   for a specified function : as  1b1: a building block  1b2: a paving block a 
   precious stone : GEM  1b4: GRAVESTONE  1b5: GRINDSTONE  1b6: WHETSTONE  
   1b7: a stand or table with a smooth flat top on which to impose or set type 
    1b8: a surface upon which a drawing, text, or design to be lithographed is 
    drawn or transferred 1c: CALCULUS  2: something resembling a small stone : 
   as  archaic  2a: TESTIS  2b1: the hard central portion of a drupaceous 
   fruit (as a peach)  2b2: a hard stony seed (as of a date)  3: pl usu  3: 
   any of various units of weight; esp : an official British unit e qual to 14 
   pounds
2. stone vt 1: to hurl stones at; esp : to pelt to death with stones  obs  
   2: to make hard or insensitive to feeling  3: to face, pave, or fortify 
   with stones  4: to remove the stones or seeds of (a fruit)  5a: to rub, 
   scour, or polish (as leather, dies, or machined metal) with a  stone 5b: to 
   sharpen with a whetstone  - ston.er n
3. stone aj : of, relating to, or made of stone