An evergreen coniferous tree of the genus Pinus (family Pinaceae), various species of which yield tar, turpentine, resin, and volatile oils. [L. pinus, a p. tree]
- p.-needle oil a volatile oil distilled with steam from the fresh leaf of Pinus mugo; has been used by inhalation and spray in catarrhal affections of the air passages, and locally in rheumatism; also used as a flavoring and in perfumery.
- p. oil the volatile oil from the wood of Pinus palustris and other species of Pinus; used as a deodorant and disinfectant.
- p. tar obtained by the destructive distillation of the wood of Pinus palustris and other species of Pinus; used internally as an expectorant and externally in the treatment of skin diseases. SYN: liquid pitch.
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pine n a dietary deficiency disease of sheep or cattle marked by anemia, malnutrition, and general debility specif such a disease due to cobalt deficiency compare MORTON MAINS DISEASE
Medical dictionary. 2011.