pine-tree resin

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• Resin acid — Resin acids are protectants and wood preservatives that are produced by parenchymatous epithelial cells that surround the resin ducts in trees from temperate coniferous forests. The resin acids are formed when two and three carbon molecules… …   Wikipedia

• pine — pine1 [pīn] n. [ME < OE pin < L pinus, pine tree < IE * pitsnus < base * pi , fat > L pix, pitch, OE fæted,FAT] 1. any of a genus (Pinus) of evergreen trees of the pine family, with hard, woody cones and bundles of two to five… …   English World dictionary

• pine — pine1 pinelike, adj. /puyn/, n. 1. any evergreen, coniferous tree of the genus Pinus, having long, needle shaped leaves, certain species of which yield timber, turpentine, tar, pitch, etc. Cf. pine family. 2. any of various similar coniferous… …   Universalium

• pine — {{11}}pine (n.) coniferous tree, O.E. pintreow, the first element from L. pinus, from PIE *pei fat, sap, pitch (Cf. Skt. pituh juice, sap, resin, pitudaruh pine tree, Gk. pitys pine tree, L. pinguis fat ). Pine top cheap illicit w …   Etymology dictionary

• Tree — /tree/, n. Sir Herbert Beerbohm /bear bohm/, (Herbert Beerbohm), 1853 1917, English actor and theater manager; brother of Max Beerbohm. * * * I Woody perennial plant. Most trees have a single self supporting trunk containing woody tissues, and in …   Universalium

• Mastic (plant resin) — Mastic tears Mastic (Greek: Μαστίχα) is a resin obtained from the mastic tree (Pistacia lentiscus). In pharmacies and Nature shops it is called arabic gum (not to be confused with gum arabic) and Yemen gum . In Greece it is known as the tears of… …   Wikipedia

• Pine — This article is about the tree. For other uses of the term pine , see Pine (disambiguation). Pine Japanese Red Pine (Pinus densiflora), North Korea Sc …   Wikipedia

• Resin — Not to be confused with rosin, a particular type of resin. This article is about the plant secretion. For other uses, see Resin (disambiguation). Insect trapped in resin …   Wikipedia

• tree — treelike, adj. /tree/, n., v., treed, treeing. n. 1. a plant having a permanently woody main stem or trunk, ordinarily growing to a considerable height, and usually developing branches at some distance from the ground. 2. any of various shrubs,… …   Universalium

• tree — I (New American Roget s College Thesaurus) n. plant, sapling, scrub, shrub, bush; timber; whiffletree; stake; gibbet, gallows; family tree, pedigree, lineage. See vegetable, ancestry. II (Roget s IV) n. Common types of trees include: ash, elm,… …   English dictionary for students

• resin — resinlike, adj. /rez in/, n. 1. any of a class of nonvolatile, solid or semisolid organic substances, as copal or mastic, that consist of amorphous mixtures of carboxylic acids and are obtained directly from certain plants as exudations or… …   Universalium