Crackle

n.
  1. The noise of slight and frequent cracks or reports; a crackling.
  2. (Med.) A kind of crackling sound or râle, heard in some abnormal states of the lungs; as, dry crackle; moist crackle.
  3. (Fine Arts) A condition produced in certain porcelain, fine earthenware, or glass, in which the glaze or enamel appears to be cracked in all directions, making a sort of reticulated surface; as, Chinese crackle; Bohemian crackle.