jessamine jes·sa·mine US/ˈdʒɛsʌmɪn/ uncommon dated noun 1. tall-climbing deciduous shrub with fragrant white or yellow or red flowers used in perfume and to flavor tea Synonymscommon jasminetrue jasmineJasminum officinale Related words Broader terms jasmine WordNet 2.1 (Princeton University). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved.