[pahy-neen] /ˈpaɪ nin/
a liquid terpene, C 1 0 H 1 6 , the principal constituent of oil of turpentine, found in other essential oils: used chiefly in the manufacture of camphor.
either of two isomeric terpenes, found in many essential oils and constituting the main part of oil of turpentine. The commonest structural isomer (α-pinene) is used in the manufacture of camphor, solvents, plastics, and insecticides. Formula: C10H16
noun 1. the needlelike leaf of a pine tree. noun 1. any of the fine pointed leaves of a pine
noun 1. Also, pignoli. the seed of any of several pine trees, as the piñon, eaten roasted or salted or used in making candy, pastry, etc., after removing the hard seed coat. 2. . noun 1. the edible seed of certain pine trees
pineoblastoma pin·e·o·blas·to·ma (pĭn’ē-ō-blā-stō’mə) n. A pinealoma having poorly differentiated cells.
- Pine overcoat
noun phrase A coffin, esp a cheap one: what they call in the army a pine overcoat (entry form 1896+, variant 1903+)