| nicotiana | (n) American and Asiatic aromatic herbs and shrubs with viscid foliage, Syn. genus Nicotiana |
| common tobacco | (n) tall erect South American herb with large ovate leaves and terminal clusters of tubular white or pink flowers; cultivated for its leaves, Syn. Nicotiana tabacum |
| flowering tobacco | (n) South American ornamental perennial having nocturnally fragrant greenish-white flowers, Syn. Jasmine tobacco, Nicotiana alata |
| tree tobacco | (n) evergreen South American shrub naturalized in United States; occasionally responsible for poisoning livestock, Syn. mustard tree, Nicotiana glauca |
| wild tobacco | (n) tobacco plant of South America and Mexico, Syn. Nicotiana rustica, Indian tobacco |
| Nicotiana | ‖prop. n. [ NL. See Nicotian. ] (Bot.) A genus of American and Asiatic solanaceous herbs, with viscid foliage and funnel-shaped blossoms. Several species yield tobacco. See Tobacco. [ 1913 Webster ] |
| nicotiana | (n) American and Asiatic aromatic herbs and shrubs with viscid foliage, Syn. genus Nicotiana |
| common tobacco | (n) tall erect South American herb with large ovate leaves and terminal clusters of tubular white or pink flowers; cultivated for its leaves, Syn. Nicotiana tabacum |
| flowering tobacco | (n) South American ornamental perennial having nocturnally fragrant greenish-white flowers, Syn. Jasmine tobacco, Nicotiana alata |
| tree tobacco | (n) evergreen South American shrub naturalized in United States; occasionally responsible for poisoning livestock, Syn. mustard tree, Nicotiana glauca |
| wild tobacco | (n) tobacco plant of South America and Mexico, Syn. Nicotiana rustica, Indian tobacco |
| Nicotiana | ‖prop. n. [ NL. See Nicotian. ] (Bot.) A genus of American and Asiatic solanaceous herbs, with viscid foliage and funnel-shaped blossoms. Several species yield tobacco. See Tobacco. [ 1913 Webster ] |