|
Medical Definition of Birch tar
1. Pyroligneous oil obtained by the dry distillation of the wood of Betula alba and rectified by steam distillation; used externally in the treatment of skin diseases. Synonym: birch tar. (05 Mar 2000)
|
1. Pyroligneous oil obtained by the dry distillation of the wood of Betula alba and rectified by steam distillation; used externally in the treatment of skin diseases. Synonym: birch tar. (05 Mar 2000)