rosin /ro·sin/ (roz´in) a solid resin obtained from species of Pinus; it is used in preparation of ointments and plasters and in many products such as chewing gum, polishes, and varnishes, but is a common cause of contact allergy.
rosin
ros·in (r z  n)n. A translucent yellowish to dark brown resin derived from the stumps or sap of various pine trees and used as an adhesive in plasters and as a stimulant in ointments. |
rosin
[roz′in]
a solid oleo resin produced by steam distillation of balsam from various species of pine trees. After extraction of turpentine in the process, the rosin remains as an amber mass. It is used in plasters and ointments.
rosin
the solid resin obtained from species of Pinus, a genus of trees; used in preparation of ointments and plasters.
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