frankincense pine fran·kin·cen·sepine uncommon noun 1. tall spreading 3-needled pine of southeastern United States having reddish-brown fissured bark and a full bushy upper head Synonymsloblolly pinefrankincense pinePinus taeda Related words Broader terms pine WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.