thorn — Plants and Trees thorn /θɔːn/ noun CEFR A2 A sharp point on some plants, like roses. “The rose has a sharp thorn.” Related words in this scene potplantflowerseedtreegrassleafbranchsoilbushweedgrowfruitvegetableharvestblossomrootstempetalbudgardentrunkbarksunlightmeadowpicktalltwigsproutvinepollenmoss Practice this word Create worksheet