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An evergreen coniferous tree of the genus Pinus (family Pinaceae), various species of which yield tar, turpentine, resin, and volatile oils.
[L. pinus, a pine tree]
1. unthriftiness of calves due to nutritional deficiency of copper. There is a stiff gait, painful joints, graying of the haircoat and diarrhea in some. May also be used to describe the unthriftiness caused by nutritional deficiency of cobalt.
2. a tree; see pinus.
3. many other trees are also called pine incorrectly, e.g. 'cypress pine'.
pine needle abortion
see pine needle abortion.
an extract from pine trees which is used as an astringent, antiseptic, antitussive and in cattle as an antifoaming agent to treat bloat.