{ San″da‐rach, San″da‐rac }, (�), n. [L. sandaraca, Gr. �.] 1. (Min.) Realgar; red sulphide of arsenic.
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.