| Noun | 1. | cycad family - ancient palmlike plants closely related to ferns in that fertilization is by means of spermatozoids gymnosperm family - a family of gymnosperms Cycadales, order Cycadales - primitive tropical gymnosperms abundant in the Mesozoic, now reduced to a few scattered tropical forms Cycas, genus Cycas - type genus of Cycadaceae: genus of widely distributed Old World evergreen tropical trees having pinnate leaves and columnar stems covered with persistent bases of old leaves |