Scotch pebble

from The Collaborative International Dictionary of English v.0.48
Scotch \Scotch\, a. [Cf. {Scottish}.]
   Of or pertaining to Scotland, its language, or its
   inhabitants; Scottish.
   [1913 Webster]

   {Scotch broom} (Bot.), the {Cytisus scoparius}. See {Broom}.
      

   {Scotch dipper}, or {Scotch duck} (Zool.), the bufflehead; --
      called also {Scotch teal}, and {Scotchman}.

   {Scotch fiddle}, the itch. [Low] --Sir W. Scott.

   {Scotch mist}, a coarse, dense mist, like fine rain.

   {Scotch nightingale} (Zool.), the sedge warbler. [Prov. Eng.]
      

   {Scotch pebble}. See under {pebble}.

   {Scotch pine} (Bot.) See {Riga fir}.

   {Scotch thistle} (Bot.), a species of thistle ({Onopordon
      acanthium}); -- so called from its being the national
      emblem of the Scotch.
      [1913 Webster]
    
from The Collaborative International Dictionary of English v.0.48
Pebble \Peb"ble\, n. [AS. papolst[=a]n; cf. L. papula pimple,
   mote. See {Stone}.]
   1. A small roundish piece of stone; especially, a stone worn
      and rounded by the action of water; a pebblestone. "The
      pebbles on the hungry beach." --Shak.
      [1913 Webster]

            As children gathering pebbles on the shore.
                                                  --Milton.
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   2. Transparent and colorless rock crystal; as, Brazilian
      pebble; -- so called by opticians.
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   {Pebble powder}, slow-burning gunpowder, in large cubical
      grains.

   {Scotch pebble}, varieties of quartz, as agate, chalcedony,
      etc., obtained from cavities in amygdaloid.
      [1913 Webster]
    

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