Source : Webster's Revised Unabridged Dictionary (1913)

Sandarach \San"da*rach\, Sandarac \San"da*rac\,, n. [L.
   sandaraca, Gr. ?.]
   1. (Min.) Realgar; red sulphide of arsenic. [Archaic]

   2. (Bot. Chem.) A white or yellow resin obtained from a
      Barbary tree ({Callitris quadrivalvis} or {Thuya
      articulata}), and pulverized for pounce; -- probably so
      called from a resemblance to the mineral.

Source : WordNet®

sandarac
     n 1: durable fragrant wood; used in building (as in the roof of
          the cathedral at Cordova, Spain) [syn: {citronwood}]
     2: a brittle and faintly aromatic translucent resin used in
        varnishes [syn: {sandarach}]
     3: large coniferous evergreen tree of North Africa and Spain
        having flattened branches and scalelike leaves yielding a
        hard fragrant wood; bark yields a resin used in varnishes
        [syn: {sandarac tree}, {Tetraclinis articulata}, {Callitris
        quadrivalvis}]