noun
a family of dicotyledonous trees of order Myrtales that includes the sour gum trees
• Syn: ↑Nyssaceae, ↑family Nyssaceae, ↑tupelo family
• Hypernyms: ↑dicot family, ↑magnoliopsid family
• Member Holonyms: ↑Myrtales, ↑order Myrtales, ↑Thymelaeales, ↑order Thymelaeales
• Member Meronyms: ↑Nyssa, ↑genus Nyssa
Useful english dictionary. 2012.