ˌlänjəˈfōˌlēn noun
( -s )
Etymology: International Scientific Vocabulary longifol- (from New Latin longifolia — specific epithet of Pinus longifolia — from longi- + -folia, from Latin folium leaf) + -ene — more at blade
: a liquid tricyclic sesquiterpene C 15 H 24 occurring in various turpentines (as from Pinus longifolia, P. ponderosa, or P. torreyana )