noun
family comprising solely the genus Trapa; in some classifications treated as a subfamily or tribe of the family Onagraceae
• Syn: ↑Trapaceae
• Hypernyms: ↑dicot family, ↑magnoliopsid family
• Member Holonyms: ↑Myrtales, ↑order Myrtales, ↑Thymelaeales, ↑order Thymelaeales
• Member Meronyms: ↑Trapa, ↑genus Trapa
Useful english dictionary. 2012.