A thin volatile essential oil, C10H16, obtained by steam distillation or other means from the wood or exudate of certain pine trees and used as a paint thinner, solvent, and medicinally as a liniment.

• 松节油一种稀薄的、易挥发的经过提炼的精油，C10H16，通过汽馏法或其他方法从某些针叶树的木头或渗出物中提取，用作颜料、涂料的稀释剂、溶剂及医用作搽剂